Unlock the secret to incredibly tender and juicy flank steak with this ultimate marinade recipe! Our signature sweet and savory blend, featuring rich olive oil, aromatic garlic, classic soy sauce, and a touch of brown sugar, infused with an array of complementary spices, guarantees a perfectly flavored steak every single time.
As the weather warms and the scent of grilling fills the air, there’s nothing quite as satisfying as a perfectly prepared steak. While we often enjoy grilling marinated salmon or grilled chicken tenders, this easy and exceptional flank steak recipe truly stands out. The beauty of this versatile marinade is that it’s not limited to flank steak; feel free to experiment with various cuts of beef or even other proteins to elevate your outdoor cooking!

There’s an undeniable magic in a tender, juicy grilled steak, and the simplest yet most impactful way to infuse your meat with sensational flavor is through a well-crafted marinade. This flank steak marinade requires just five minutes of preparation, yet it delivers an extraordinary depth of taste. It’s my go-to recipe when entertaining guests, and I’m always delighted when asked for the secret!
Complement your succulent marinated flank steak with an array of amazing side dishes. Imagine it alongside vibrant grilled broccoli, hearty roasted potatoes and carrots, or a refreshing berry fruit salad for a complete and unforgettable meal.
Table of Contents
- Introduction to the Ultimate Flank Steak Marinade
- Why Marinate Flank Steak? The Secret to Tenderness and Flavor
- Key Ingredients for the Perfect Flank Steak Marinade
- Crafting Your Marinade: Step-by-Step Guide
- Expert Tips for Maximizing Flavor and Tenderness
- Mastering Flank Steak Cooking: Methods & Doneness
- Delicious Serving Ideas for Your Marinated Flank Steak
- Creative Flavor Twists for Your Flank Steak Marinade
- Flank Steak Marinade FAQs
- More Delicious Steak Recipes to Explore
- Loved This Recipe? Leave a Review!
- Ultimate Sweet & Savory Flank Steak Marinade Recipe
Introduction to the Ultimate Flank Steak Marinade
Flank steak, a lean and flavorful cut of beef, is a perennial favorite for grilling, broiling, and pan-searing. Known for its robust beefy taste, this cut comes from the abdominal muscles of the cow, giving it a distinctive grain and a firm texture. While delicious, flank steak can sometimes be a bit chewier if not prepared correctly. This is precisely where a fantastic marinade comes into play, transforming a good cut of meat into an exceptional culinary experience.
Our flank steak marinade is specifically designed to enhance the natural richness of the beef while tenderizing it to perfection. It’s a harmonious blend of sweet, savory, and tangy notes that penetrate the meat, ensuring every bite is bursting with flavor and melts in your mouth. Whether you’re planning a summer barbecue, a weeknight family dinner, or a special occasion, this marinade recipe will quickly become your trusted ally in the kitchen.
Beyond its delicious taste, this recipe is remarkably straightforward, requiring minimal effort for maximum impact. In just a few simple steps, you’ll prepare a marinade that does all the hard work for you, leaving you free to focus on other aspects of your meal or simply enjoy the anticipation of a truly outstanding steak. Get ready to impress your family and friends with a perfectly marinated and cooked flank steak that’s both easy to achieve and unforgettable in taste!
Why Marinate Flank Steak? The Secret to Tenderness and Flavor
Marinating flank steak isn’t just about adding flavor; it’s a crucial step in preparing this particular cut to achieve optimal tenderness and juiciness. Flank steak has long, distinct muscle fibers that can be tough if not handled properly. A good marinade works on multiple levels to break down these fibers and infuse the meat with moisture and taste.
Firstly, the acidic components in the marinade, such as apple cider vinegar and Worcestershire sauce, act as tenderizers. Acids help to denature the proteins in the meat, effectively loosening its structure and making it less chewy. This process, when carefully timed, ensures the steak remains succulent without becoming mushy.
Secondly, oil in the marinade serves as a carrier for fat-soluble flavors and helps to keep the meat moist during cooking. Olive oil, in this recipe, not only contributes to the flavor profile but also aids in achieving a beautiful sear on the grill or pan, preventing the steak from sticking.
Lastly, the savory elements like soy sauce and garlic, combined with the sweetness of brown sugar, penetrate the meat’s surface, creating a complex and balanced flavor profile that goes beyond what simple seasoning can achieve. This deep infusion ensures that every slice of flank steak is savory, slightly sweet, and incredibly aromatic. By marinating, you’re not just adding a coating; you’re transforming the very essence of the steak, making it more enjoyable and memorable.
Key Ingredients for the Perfect Flank Steak Marinade
The magic of this flank steak marinade lies in its carefully chosen ingredients, each playing a vital role in creating a balanced and flavorful profile. To prepare this exquisite marinade, you will need:
- Low Sodium Soy Sauce: This forms the savory base of the marinade, providing a rich umami depth and essential saltiness. Opting for low sodium allows you to control the overall salt level and prevent the steak from becoming overly salty.
- Olive Oil: Essential for carrying fat-soluble flavors into the meat, olive oil also helps to keep the steak moist during grilling and promotes a beautiful, even sear. It adds a subtle fruity note that complements the other ingredients.
- Packed Brown Sugar: A touch of sweetness from brown sugar balances the savory and tangy elements. It also aids in caramelization during cooking, contributing to that desirable crust and rich color on your steak.
- Apple Cider Vinegar: The acidic component in our marinade, apple cider vinegar, is a natural tenderizer. It helps to break down tough muscle fibers in the flank steak, ensuring a more tender bite, while also adding a pleasant tang.
- Worcestershire Sauce: This classic condiment brings a complex layer of umami, slight tang, and subtle spice to the marinade, enhancing the beefy flavor of the steak.
- Dijon Mustard: Dijon mustard acts as a natural emulsifier, helping to bind the oil and vinegar together, ensuring a consistent marinade. It also adds a sharp, pungent note that beautifully cuts through the richness of the meat.
- Ground Black Pepper: A foundational spice, black pepper adds a hint of warmth and mild heat, rounding out the savory profile.
- Chopped Garlic: Fresh garlic is indispensable for its pungent aroma and robust flavor, infusing the steak with a classic savory depth that is universally loved.
Of course, the star of the show will be a high-quality flank steak, typically weighing between 1.5 to 2 pounds, ready to absorb all these incredible flavors. Refer to the recipe card below for precise measurements and detailed instructions to ensure your marinade is perfect every time.

Crafting Your Marinade: Step-by-Step Guide
Making this flank steak marinade is incredibly simple, requiring just a few minutes of your time before it works its magic on the meat. Follow these easy steps to prepare your flavorful marinade:
- Combine the Ingredients: In a large bowl, whisk together all the marinade ingredients: soy sauce, olive oil, brown sugar, apple cider vinegar, Worcestershire sauce, Dijon mustard, and ground black pepper. Whisk vigorously until the brown sugar is fully dissolved and all ingredients are well combined.
- Reserve for Sauce (Optional but Recommended): Before adding your beef, consider reserving 2-3 tablespoons of this fresh marinade. This reserved portion can be used as a delicious sauce to drizzle over your cooked steak, adding an extra layer of flavor. It’s crucial to reserve it *before* the raw meat comes into contact with the marinade to avoid cross-contamination.
- Add the Garlic: Stir the chopped garlic into the remaining marinade. Fresh garlic is key here, providing an intense aroma and taste.
- Marinate the Flank Steak: Place your flank steak into the bowl with the marinade, ensuring the meat is fully submerged or evenly coated. For convenience and easier cleanup, you can also prepare the marinade directly in a gallon-sized freezer bag, then add the steak to the bag. This method allows you to massage the marinade into the meat without making a mess and saves on washing dishes later!
- Refrigerate: Once the steak is in the marinade, cover the bowl with plastic wrap (or seal the freezer bag) and place it in your refrigerator. Allow the steak to marinate for a minimum of 2 hours, or for best results, up to 24 hours. The longer the marinating time (within the recommended window), the more flavor and tenderness your steak will develop.
- Prepare for Cooking: When you’re ready to cook, remove the flank steak from the marinade. Ensure you scrape off any large pieces of garlic from the meat to prevent them from burning during cooking, which can impart a bitter taste. Pat the steak dry with paper towels for a better sear.
- Cook and Enjoy: Proceed to cook your marinated flank steak using your preferred method (grilling, pan-searing, broiling, etc.), and prepare to enjoy a wonderfully tender and flavorful meal!

Expert Tips for Maximizing Flavor and Tenderness
- Marinade Quantity: This recipe yields enough marinade for approximately 1.5 to 2 pounds of meat. If you’re cooking for a larger gathering or simply want more leftovers, easily double the marinade amount to accommodate a bigger cut or additional steaks.
- Garlic Precaution: Before placing your steak on the grill or pan, make sure to gently scrape off any substantial pieces of garlic clinging to the meat. Garlic can burn quickly over high heat, resulting in a bitter flavor that can detract from your steak’s deliciousness.
- Flavorful Finish: As mentioned, reserving a few tablespoons of the fresh marinade (before adding the raw meat) is a brilliant way to add an extra layer of flavor. Drizzle this reserved marinade over the top of your cooked and sliced steak just before serving for an enhanced taste experience.
- Optimal Marinating Time: Flank steak benefits significantly from adequate marinating. Aim for a minimum of 2 hours to allow the flavors to penetrate and the tenderizers to work. For the deepest flavor and most tender results, marinate for up to 24 hours. Avoid marinating for longer than 24 hours, as the acids can start to break down the meat too much, leading to a mushy texture.
- Room Temperature Steak: For more even cooking, remove your marinated flank steak from the refrigerator about 20-30 minutes before grilling or cooking. Allowing it to come closer to room temperature helps the meat cook more uniformly from edge to center.
- Pat It Dry: Before searing or grilling, always pat your flank steak thoroughly dry with paper towels. Excess moisture on the surface of the meat will steam rather than sear, preventing you from achieving that beautiful, flavorful crust.
- Rest the Meat: After cooking, transfer the steak to a cutting board and cover it loosely with foil. Allow it to rest for at least 5-10 minutes. This crucial step allows the juices within the meat to redistribute, resulting in a much juicier and more tender steak when sliced.
- Slicing Against the Grain: The ultimate secret to tender flank steak is slicing it against the grain. Locate the direction of the muscle fibers running through the steak and use a very sharp knife to slice perpendicular to them. This shortens the fibers, making each bite incredibly tender and easy to chew.
- Versatile Marinade: This marinade is incredibly versatile! While perfect for flank steak, it also works wonderfully with other beef cuts like New York strip steak, sirloin, filet mignon, or rib eye steak. It can even be used for chicken or pork.
- Similar Cuts: If flank steak isn’t available, skirt steak is a fantastic alternative with similar characteristics. For another delicious option, explore my specific skirt steak marinade recipe.
- Mexican-Inspired Meal: Looking for a different flavor profile? Give my zesty steak fajita marinade a try for a delicious Mexican-inspired steak dinner!
- Storage: Store any leftover cooked flank steak in an airtight container in the refrigerator for up to 3-4 days. It’s excellent for meal prepping, salads, or quick weeknight sandwiches.
Cooking Versatility for Your Flank Steak
I typically grill my marinated flank steak, whether outdoors on a charcoal or gas grill, or indoors using a cast iron grill pan for those rainy days. However, this flavorful steak is equally delicious when baked, pan-seared in a hot skillet, or broiled in the oven, offering flexibility to suit your cooking preferences and kitchen equipment.

Mastering Flank Steak Cooking: Methods & Doneness
Cooking flank steak to perfection is a rewarding experience, and understanding the various methods and desired doneness levels is key. Its relatively thin nature means it cooks quickly, making precision important.
Grilling
Grilling is arguably the most popular method for flank steak, imparting a smoky flavor and beautiful char marks. Preheat your grill (charcoal or gas) to medium-high heat. Place the steak on the hot grates and cook for approximately 5-6 minutes per side for medium doneness. Adjust the time based on the thickness of your steak and your desired level of doneness. For a perfect sear, ensure the grill is hot before the steak goes on.
Pan-Searing
For an indoor option, pan-searing in a heavy-bottomed skillet, preferably cast iron, works wonderfully. Heat a tablespoon of high-smoke-point oil (like canola or grapeseed) in the skillet over medium-high heat until shimmering. Add the steak and sear for 4-6 minutes per side, depending on thickness, until a rich brown crust forms and the internal temperature reaches your desired doneness.
Broiling
Broiling offers another excellent indoor method, mimicking the direct heat of a grill. Position your oven rack 4-6 inches from the broiler element. Preheat the broiler. Place the steak on a broiler-safe pan and broil for 4-7 minutes per side, flipping once, until it reaches the desired internal temperature. Keep a close eye on it, as broilers can vary in intensity.
Determining Doneness with a Meat Thermometer
The most reliable way to gauge doneness is with an instant-read meat thermometer inserted into the thickest part of the steak. Here are the recommended temperatures for various doneness levels:
- Medium-Rare: 130-135°F (54-57°C) – A warm red center, very tender and juicy.
- Medium: 135-145°F (57-63°C) – A warm pink center, still very juicy. This is often recommended for flank steak to maintain tenderness.
- Medium-Well: 145-150°F (63-66°C) – A slightly pink center.
- Well-Done: 150-160°F (66-71°C) – Cooked through with little to no pink. While achievable, flank steak can become tough at this level of doneness.
Remember that the internal temperature will rise by a few degrees after the steak is removed from the heat (carryover cooking), so it’s often best to remove it slightly before it reaches the target temperature. Always allow your steak to rest for 5-10 minutes after cooking before slicing to ensure maximum juiciness.
Delicious Serving Ideas for Your Marinated Flank Steak
A perfectly marinated and cooked flank steak is a star in itself, but pairing it with the right side dishes and creative meal ideas can elevate your dining experience even further. Here are some delicious serving suggestions:
Classic Pairings:
- Potatoes: Serve your flank steak over creamy sour cream mashed potatoes, crispy roasted potatoes, or a simple baked potato. The tender steak pairs beautifully with the comforting texture of potatoes.
- Rice: A bed of fluffy white rice or flavorful wild rice pilaf makes an excellent canvas for the rich steak and its savory juices, especially if you drizzled it with the reserved marinade.
- Green Vegetables: Complement the richness of the steak with vibrant green vegetables. Roasted green beans, grilled asparagus, or steamed broccoli are simple yet elegant choices. A fresh garden salad also adds a refreshing contrast.
Creative Meal Ideas:
- Steak Tacos: Thinly sliced flank steak is perfect for flavorful steak tacos. Serve with warm tortillas, your favorite salsa, guacamole, fresh cilantro, and a squeeze of lime for a vibrant meal.
- Salad Topper: Let chilled, sliced flank steak become the star of a hearty salad. Toss it with mixed greens, cherry tomatoes, cucumbers, bell peppers, and a light vinaigrette for a satisfying and healthy lunch or dinner.
- Steak Sandwiches: Create gourmet steak sandwiches by piling thinly sliced steak onto crusty bread with caramelized onions, cheese, and a spread of aioli or horseradish sauce.
- Stir-Fries: Cut the marinated flank steak into thinner strips before cooking and add it to your favorite stir-fry with plenty of crisp vegetables and a savory sauce.
- Grain Bowls: Build wholesome grain bowls with quinoa or farro, roasted vegetables, avocado, and perfectly cooked flank steak for a nutritious and customizable meal.
This versatile steak and its incredible marinade mean you’ll find yourself reaching for this recipe all summer long and beyond, inspiring countless delicious meals!
Creative Flavor Twists for Your Flank Steak Marinade
While this sweet and savory flank steak marinade consistently delivers a juicy and flavorful steak, don’t hesitate to customize it to perfectly match your personal taste preferences or to complement a specific cuisine. Here are several exciting flavor variations you can try:
- Spicy Kick: For those who love a bit of heat, introduce some spiciness. Add 1/2 to 1 teaspoon of red pepper flakes, a tablespoon of chili powder, or a few dashes of your favorite hot sauce (such as Sriracha or Tabasco) to the marinade. For a fresher heat, finely mince a jalapeño or serrano pepper and mix it in.
- Aromatic Herbs: Fresh herbs can dramatically change the character of your marinade. Incorporate 1-2 tablespoons of finely chopped fresh cilantro, oregano, parsley, or thyme. Rosemary also pairs wonderfully with beef, but use it sparingly as its flavor is quite potent.
- Bright Citrus: Elevate the marinade with a burst of fresh, tangy citrus. A tablespoon or two of fresh lime juice, lemon juice, or orange juice can add a bright, zesty note. Citrus acids also contribute to tenderizing the meat.
- Enhanced Seasoning: Play with additional dry spices to create new dimensions of flavor. Consider adding 1 teaspoon of smoked paprika for a smoky depth, onion powder for a more rounded savory base, or cumin for an earthy, Tex-Mex inspired twist. A pinch of ginger powder or freshly grated ginger can also add a delightful warmth.
- Alternative Sweeteners: If you prefer honey over brown sugar, it makes a fantastic substitute. Warm 2-3 tablespoons of honey slightly in the microwave to make it easier to whisk into the marinade. Maple syrup is another excellent option for a slightly different sweetness.
- Asian Flair: For a deeper Asian-inspired profile, beyond the soy sauce, consider adding a teaspoon of sesame oil for nutty undertones and a tablespoon of rice vinegar for a milder tang. My dedicated teriyaki marinade is also an excellent choice for a distinct Japanese flavor.
- Mediterranean Twist: Replace the soy sauce with balsamic vinegar and add dried oregano, a pinch of red pepper flakes, and sun-dried tomato paste for a rich, Mediterranean-inspired marinade.
This marinade pairs perfectly with flank steak, but remember its versatility extends to other cuts of beef like New York strip steak, sirloin, filet mignon, or rib eye steak. It’s truly a foundational recipe you’ll find yourself adapting and using consistently, especially during grilling season!
Flank Steak Marinade FAQs
Slicing flank steak correctly is paramount for tenderness. It’s crucial to slice your flank steak against the grain. The “grain” refers to the direction in which the muscle fibers run. Before slicing, take a moment to observe your cooked steak; you’ll notice long, parallel lines running across it. Your goal is to cut across these fibers, not parallel to them. This technique shortens the muscle fibers, making the meat much easier and more tender to chew. Use a very sharp knife and slice thinly, at a slight angle, for the best results.
Absolutely! Flank steak can, and often benefits from, an overnight marinade. I recommend marinating your steak for a minimum of 2 hours to allow flavors to penetrate, but you can confidently marinate it for up to 24 hours. Marinating for longer than 24 hours is generally not advised, as the acids in the marinade can begin to break down the meat’s structure too much, potentially leading to a mushy texture rather than desired tenderness.
Flank steak is a lean, flat cut of beef taken from the abdominal muscles of the cow, just behind the plate section. It is known for its strong, beefy flavor and distinct long muscle fibers or “grain.” While it’s a flavorful cut, it can be tougher than other steaks if not prepared properly, which is why marinating and slicing against the grain are essential techniques to ensure tenderness and juiciness.
Yes, you can absolutely freeze flank steak in its marinade! This is a fantastic meal prep hack. Simply place the raw flank steak and the prepared marinade into a freezer-safe, airtight bag, ensuring all air is removed before sealing. Lay it flat in your freezer. When you’re ready to cook, transfer the bag to the refrigerator to thaw overnight. As it thaws, the meat will continue to marinate, infusing it with even more flavor. Cook within 3-4 months for best quality.
Flank steak and skirt steak are both lean, flavorful, and often used interchangeably, but they come from different parts of the cow and have distinct characteristics. Flank steak (from the abdominal muscles) is wider and flatter with a more pronounced grain. Skirt steak (from the diaphragm) is longer, thinner, and has a more intense, richer beef flavor with a coarser, looser grain. Both benefit greatly from marinating and being sliced against the grain to ensure tenderness.
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Ultimate Sweet & Savory Flank Steak Marinade
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Ingredients
- 3/4 cup low sodium soy sauce
- 1/4 cup olive oil
- 1/4 cup packed brown sugar
- 1 tablespoon apple cider vinegar
- 1 tablespoon Worcestershire sauce
- 2 teaspoons Dijon mustard
- 1/2 teaspoon ground pepper
- 2 teaspoons garlic chopped
- 1 1/2 pounds flank steak
Instructions
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Combine the soy sauce, olive oil, brown sugar, apple cider vinegar, Worcestershire sauce, mustard and pepper in a resealable bag or large bowl; whisk or shake to combine thoroughly.
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For an optional serving sauce, reserve 2 tablespoons of the marinade from the bag/bowl before adding the meat. Then, stir the chopped garlic into the remaining marinade.
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Add the flank steak to the marinade, ensuring it’s well coated. Seal the bag or cover the bowl and marinate in your refrigerator for 2 to 24 hours.
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Before cooking, remove the steak from the marinade and gently scrape off any large pieces of garlic to prevent burning. Pat the steak dry with paper towels. Heat an outdoor grill or stove top grill pan to medium-high. Place the steak on the grill and cook for 5-6 minutes per side, depending on the thickness of your meat and your desired level of doneness (internal temperature of 140-145°F for medium).
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Remove the cooked meat from the grill and transfer it to a cutting board. Cover loosely with foil and let stand for 5-10 minutes. This allows the juices to redistribute, ensuring a more tender and juicy steak. Finally, slice the steak thinly against the grain with a very sharp knife. Drizzle with the previously reserved marinade (if using), then serve immediately and enjoy!
Notes
- I typically grill my marinated flank steak, either outdoors on a charcoal or gas grill, or inside on a grill pan. You can also bake, pan sear or broil your meat if you prefer.
- This recipe makes enough marinade for about 1 1/2 – 2 pounds of meat. If you’re cooking for a larger crowd, simply double the marinade amount.
- You’ll want to scrape the pieces of garlic off the meat before you cook it so that the garlic doesn’t burn on the grill or pan.
- For the most tender steak, always remember to slice against the grain and allow the cooked meat to rest before slicing.
- This marinade can be made ahead of time and stored in an airtight container in the refrigerator for up to 3 days before adding the meat.