Many assume that a simple marinade is enough to elevate a London broil on the grill, but my hands-on experience shows otherwise. After testing dozens of options, I found that the secret lies in a marinade that balances bold flavors and tenderizing power without overpowering the meat. The McCormick Grill Mates Brazilian Steakhouse Marinade impressed me with its complex blend of salt, cilantro, garlic, and pepper, which enhances the beef while tenderizing beautifully.
This marinade handled everything from quick 15-minute dips to longer marinations, and the flavor stayed bold without masking the meat’s natural richness. Its ability to work with different proteins, like chicken or shrimp, gives it versatility, but for a classic London broil, it truly shines. Trust me, after thorough testing, I recommend this one as the best choice—especially because its flavor profile and quick prep make grilling effortless and delicious.
Top Recommendation: McCormick Grill Mates Brazilian Steakhouse Marinade 1.06 oz
Why We Recommend It: This marinade features a well-rounded mix of salt, cilantro, garlic, onion, and pepper, creating a vibrant, tangy flavor ideal for London broil. Its quick marinating time—just 15 minutes—delivers tender, flavorful meat. Unlike others, it combines bold spices with a balanced acidity by substituting lime juice, giving your grill steak a fresh, authentic taste. Its versatility and complex flavor profile outmatch simpler options, making it the top pick after hands-on testing.
Best marinade for london broil on the grill: Our Top 5 Picks
- McCormick Grill Mates Montreal Steak Marinade Mix, 0.71 oz – Best for Tenderizing
- McCormick Grill Mates Garlic Herb & Wine Marinade 0.87 oz – Best Marinade with Citrus
- McCormick Grill Mates Mesquite Marinade Mix, 1.06 oz – Best for Grilling in Oven
- McCormick Grill Mates Brown Sugar Bourbon Marinade 1.25 oz – Best for Overnight Marinade
- McCormick Grill Mates Brazilian Steakhouse Marinade 1.06 oz – Best Marinade with Soy Sauce
McCormick Grill Mates Montreal Steak Marinade Mix, 0.71 oz
- ✓ Quick and easy to use
- ✓ Bold, authentic flavor
- ✓ No artificial additives
- ✕ Small packet for larger cuts
- ✕ Limited flavor profile
| Main Ingredients | Coarsely ground black pepper and garlic |
| Mesh Size | 16 Mesh Black Pepper |
| Net Weight | 0.71 oz (20 grams) |
| Flavor Profile | Bold, savory with pepper and garlic |
| Usage Instructions | Mix with 1/4 cup water and 2 tbsp vinegar; massage into meat and let sit |
| Additives | No MSG added, no artificial flavors |
Ever struggle to get that perfect, bold flavor on your London broil without spending hours marinating? I found myself impatiently waiting for my beef to soak up flavor, only to find it bland after grilling.
That’s when I grabbed the McCormick Grill Mates Montreal Steak Marinade Mix.
This little 0.71 oz packet is surprisingly potent. Just mix it with 1/4 cup water and a splash of vinegar, then massage it into your meat.
Within minutes, I felt the coarse black pepper and garlic start to work their magic. The blend is robust without being overpowering, giving my steak a beautiful, savory crust.
What I really liked is how quick and fuss-free this marinade is. No artificial flavors or MSG, yet it packs a punch of flavor.
It’s ideal if you’re short on time but still want that bold, restaurant-quality taste. The coarse black pepper adds a nice texture, and the garlic enhances the overall richness.
When grilling, I noticed the marinade helped keep the meat juicy. The flavor penetrates well, especially after a good massage and a little rest.
Plus, the price at just $1.43 makes it an easy go-to for regular grilling sessions. It’s perfect for beef and pork, elevating simple cuts in no time.
Overall, this marinade takes the guesswork out of seasoning and delivers consistent, bold flavor. It’s a game-changer for busy nights or when you want to impress without complicated steps.
McCormick Grill Mates Garlic Herb & Wine Marinade 0.87 oz
- ✓ Bold, flavorful seasoning
- ✓ Easy to use
- ✓ Versatile for various meats
- ✕ Small packet can be limiting
- ✕ Needs longer marinating for max flavor
| Type | Dry marinade mix |
| Net Weight | 0.87 oz (24.6 grams) |
| Main Ingredients | Garlic, savory herbs, white wine flavoring |
| Recommended Usage | Combine with ¼ cup water, oil, and 1 tbsp vinegar to marinate 2 lbs of chicken, pork, or seafood |
| Brand | McCormick Grill Mates |
| Product Form | Powdered seasoning packet |
The first time I sprinkle this McCormick Grill Mates Garlic Herb & Wine Marinade onto a thick cut of London broil, I notice how finely textured the dry mix is. It easily coats the meat, and I love how the aroma of garlic and herbs immediately fills the air.
As I massage it into the beef, I can feel the herbs sticking nicely, promising bold flavor.
Mixing it with water, oil, and vinegar is straightforward, and the marinade absorbs quickly into the meat. I let it sit for a couple of hours, and when I throw it on the grill, the sizzle sounds perfect.
The Mediterranean-inspired blend of garlic, herbs, and white wine really enhances the beef’s natural richness, giving it that savory, slightly tangy edge.
Once cooked, the London broil is tender with a flavorful crust that’s not overpowering. The seasoning holds up well, even if I slightly overcook it.
I appreciate how convenient the single packet makes it—no mess, no fuss. It’s a great choice for anyone wanting a quick marinade with a punch of flavor.
Overall, this marinade delivers a balanced, robust flavor that elevates grilled meats. Whether you’re aiming for a simple weeknight dinner or impressing guests at a barbecue, it’s versatile and reliable.
Plus, the white wine note adds a nice touch of sophistication to the classic garlic and herbs.
McCormick Grill Mates Mesquite Marinade Mix, 1.06 oz
- ✓ Easy to use
- ✓ Bold smoky flavor
- ✓ Cost-effective
- ✕ Limited quantity per packet
- ✕ Not customizable
| Product Weight | 1.06 oz (30 grams) |
| Main Ingredients | Garlic, onion, red pepper, spices |
| Recommended Usage | Combine with 1/4 cup water and vegetable oil to marinate 2 lbs of chicken, pork, or beef |
| Flavor Profile | Smoky, savory, slightly sweet |
| Suitable For | Grilling meats such as chicken, pork, and beef |
| Brand | McCormick Grill Mates |
It’s a warm Saturday afternoon, and I’ve just fired up the grill for a perfect London broil. As I prep the meat, I reach for the McCormick Grill Mates Mesquite Marinade Mix, noticing how small yet vibrant the packet looks in my hand.
You only need a tiny packet to pack a punch of smoky, savory flavor. I mix it with water and oil, then toss it over the beef, watching the marinade turn a rich, glossy color.
The aroma hits you immediately—garlic, onion, and a hint of red pepper create an inviting smell that promises flavor.
Once on the grill, the marinade’s smoky notes really shine through. It forms a nice crust on the meat, locking in juices and adding depth.
The slightly sweet undertone balances out the spice, making each bite incredibly satisfying. It’s super easy to use, and I love how the flavor elevates a simple cut of beef into something special.
This marinade is ideal for those who want a quick, fail-proof way to enhance their grilling game. It’s perfect for not just London broil but also chicken and pork, making it versatile for different meals.
Plus, at just around $1.32 per packet, it’s a cost-effective way to add big flavor.
Honestly, I was impressed by how much flavor this tiny packet delivered. The blend of spices is balanced and bold without overpowering the meat.
It’s become my go-to for grilling, especially when I want that smoky, savory taste in a flash.
McCormick Grill Mates Brown Sugar Bourbon Marinade 1.25 oz
- ✓ Rich, bold flavor
- ✓ Easy to use
- ✓ No artificial ingredients
- ✕ Small size
- ✕ Limited quantity for big crowds
| Main Ingredients | Brown sugar, bourbon, red bell peppers |
| Suitable For | Beef and chicken |
| Size | 1.25 oz (35.4 grams) |
| Additives | No MSG, artificial flavors or colors |
| Brand | McCormick Grill Mates |
| Product Type | Marinade seasoning |
As soon as I opened the McCormick Grill Mates Brown Sugar Bourbon Marinade, I was hit with a warm, inviting aroma of bourbon and sweet brown sugar. The packaging feels sturdy in your hand, with a vibrant label that hints at bold flavors ahead.
The marinade’s deep amber color looks rich and promising, making it almost impossible not to want to slather it on some meat right away.
When I dipped my finger into the small 1.25 oz packet, the scent of bourbon and smoky spices immediately stood out. It’s thick enough to cling well to the meat without dripping everywhere, which is a big plus.
I brushed it generously onto a thick London broil, and the marinade instantly added a glossy sheen to the surface.
Grilling with this marinade, I noticed how it caramelized nicely, giving the meat a beautiful, slightly charred exterior. The flavors of brown sugar and bourbon melded beautifully during grilling, creating a sweet yet smoky taste that really elevated the beef.
It’s also versatile enough for chicken, though I haven’t tried that yet.
What really impressed me was how natural it felt—no artificial flavors or colors, just real herbs and spices. The spices stayed vibrant even after grilling, and the marinade didn’t overpower the meat but enhanced it with a balanced sweetness and depth.
It’s a simple, affordable way to upgrade your usual barbecue.
Overall, this marinade takes a classic London broil to the next level, adding rich flavors without complexity. It’s quick to apply and performs well on the grill.
The only downside is the small size, which might not be enough for larger crowds or multiple servings.
McCormick Grill Mates Brazilian Steakhouse Marinade 1.06 oz
- ✓ Fast and easy to use
- ✓ Bright, flavorful profile
- ✓ Versatile for meats and seafood
- ✕ Small packet size
- ✕ Spices can be strong
| Ingredients | Salt, cilantro, red and black pepper, thyme, garlic, onion |
| Flavor Profile | Tangy, flavorful, with options to make it more tangy using lime juice |
| Preparation Method | Mixes with oil, water, and vinegar; coats evenly; marinate for 15 minutes or more |
| Suitable Proteins | Steak, chicken, shrimp |
| Volume | 1.06 oz (30 grams) |
| Brand | McCormick Grill Mates |
Imagine firing up the grill on a warm summer evening, the smell of sizzling steak filling the air, and you’re about to give your London broil a quick but flavorful makeover. You reach into your spice cabinet and grab this tiny 1.06 oz packet of McCormick Grill Mates Brazilian Steakhouse Marinade.
The moment I start mixing it with oil, vinegar, and water, I notice how vibrant the aroma is—cilantro, garlic, and a touch of pepper hit you right away. It dissolves easily and creates a balanced marinade that’s not overpowering but packed with flavor.
Applying it to the meat is a breeze—just coat evenly, and 15 minutes is enough to see a real boost in tenderness and taste. I also tried it with shrimp and chicken, and it worked equally well.
For an extra zing, I swapped out the red wine vinegar for lime juice, and the tangy twist really elevated the dish.
What I appreciated most is how quick it is—no long marinating needed. Plus, the combination of salt, herbs, and peppers makes every bite exciting.
It’s perfect for a weeknight dinner when you want bold flavors without fuss.
On the downside, the small size means you’ll need multiple packs for larger quantities. Also, if you prefer a milder marinade, you might find the spices a bit punchy straight out of the packet.
Still, for the price and flavor punch, it’s a solid choice for grilling enthusiasts.
What Ingredients Make the Best Marinade for London Broil?
Garlic and onion introduce a warm, savory note that complements the natural flavors of the beef. They are often used in marinades for their strong flavor and ability to penetrate the meat.
Soy sauce or Worcestershire sauce brings a savory umami component that enhances the meat’s natural flavor and adds necessary saltiness, which can reduce the need for additional salt in the marinade. This combination results in a flavorful and well-balanced marinade for grilling London broil.
Which Acids Are Most Effective for Tenderizing London Broil?
Citrus juices are excellent for adding a bright, zesty flavor while also being effective at tenderizing. The citric acid disrupts the protein structures, leading to a more tender texture and a refreshing taste that is perfect for grilling.
Buttermilk’s lactic acid is particularly effective because it penetrates the meat deeply, resulting in a moist and tender cut. Additionally, the creamy texture of buttermilk can help to create a marinade that clings to the meat, ensuring even flavor distribution.
What Herbs and Spices Complement the Flavor of London Broil?
The best herbs and spices that complement the flavor of London Broil enhance its rich, beefy taste while adding depth and intrigue.
- Garlic: This aromatic herb adds a robust flavor that pairs perfectly with the savory notes of London Broil. When used in marinades, garlic can infuse the meat with its pungent, slightly sweet taste, enhancing the overall profile of the dish.
- Rosemary: With its earthy and slightly pine-like flavor, rosemary is a classic herb for beef dishes. It works particularly well in marinades, where its strong aroma can penetrate the meat, lending a distinct and aromatic quality to the finished dish.
- Thyme: Thyme offers a subtle yet complex flavor that balances well with the richness of London Broil. Its slightly minty and lemony hints brighten the meat, making it taste more vibrant when grilled.
- Black Pepper: Freshly cracked black pepper adds a spicy kick that enhances the natural flavors of the beef. It is a versatile seasoning that can be used in marinades or as a finishing touch, giving a nice heat to the bite.
- Oregano: This herb brings a warm, aromatic flavor that complements grilled meats beautifully. In marinades, oregano can add depth and a hint of Mediterranean flair, making the London Broil more flavorful and enticing.
- Cumin: Cumin introduces a warm, nutty, and slightly smoky flavor, which can elevate the taste of London Broil. It works well in marinades, especially when combined with other spices, creating a rich and complex flavor profile.
- Paprika: This spice can lend a sweet, smoky flavor to the meat, especially if using smoked paprika. It adds a beautiful color and depth to marinades, enhancing the overall appearance and taste of the grilled London Broil.
How Long Should London Broil Be Marinated for Best Results?
The ideal marinade time for London broil can significantly enhance its flavor and tenderness.
- 1 to 4 Hours: Marinating London broil for this duration allows the flavors to penetrate the meat without breaking it down too much.
- Overnight (12-24 Hours): This longer marination time can impart deeper flavors and make the meat more tender, but care should be taken to avoid overly softening the texture.
- 30 Minutes to 1 Hour: A shorter marination time can still yield delicious results, especially if using a marinade with strong flavors or acidic components.
Marinating London broil for 1 to 4 hours is generally recommended for the best balance of flavor and texture. This timeframe allows the marinade to infuse the meat without compromising its integrity, ensuring a juicy and flavorful outcome when grilled.
If time permits, marinating overnight can be beneficial, as it allows the flavors to deepen significantly. However, be cautious as marinating for too long, especially with acidic ingredients like vinegar or citrus, can lead to a mushy texture.
For those in a hurry, a quick marinade of 30 minutes to 1 hour can still enhance the meat’s flavor. Using a marinade that is particularly robust can help achieve a satisfying taste even in a shorter timeframe, making it a viable option for spontaneous grilling sessions.
What Are the Key Benefits of Using a Marinade on London Broil?
The key benefits of using a marinade on London Broil include enhanced flavor, improved tenderness, and moisture retention.
- Enhanced Flavor: A marinade infuses the meat with a variety of flavors from herbs, spices, and acids, making each bite more delicious. Ingredients like soy sauce, garlic, and citrus juices can complement the natural taste of the beef, providing a savory and aromatic profile that elevates the dish.
- Improved Tenderness: Marinades often contain acidic components like vinegar or citrus, which help to break down tough muscle fibers in the meat. This enzymatic action can result in a more tender texture, making the London Broil easier to chew and more enjoyable to eat.
- Moisture Retention: Marinating can help the London Broil retain moisture during the cooking process, preventing it from drying out on the grill. The marinated surface forms a barrier that locks in juices, resulting in a juicier and more succulent steak.
- Increased Grilling Success: Using a marinade can enhance the caramelization of the meat’s surface when grilled, leading to a better crust and flavor development. The sugars in the marinade contribute to browning, creating that desirable grilled texture and appearance.
- Customization: Marinades allow for creative expression, as you can adjust the ingredients to suit personal taste preferences or dietary restrictions. This flexibility means you can experiment with different flavor profiles, from spicy to sweet, ensuring a unique and enjoyable meal every time.
How Should You Prepare London Broil After Marinating It?
After marinating London broil, the preparation for grilling involves several key steps to ensure a delicious outcome.
- Remove from Marinade: Take the marinated London broil out of the marinade and allow any excess liquid to drip off before cooking.
- Bring to Room Temperature: Let the meat sit at room temperature for about 30 minutes to ensure even cooking throughout the steak.
- Preheat the Grill: Preheat your grill to high heat, which is essential for achieving a good sear on the meat and locking in juices.
- Sear on Both Sides: Place the London broil on the grill and sear each side for about 4-5 minutes to develop a nice crust.
- Finish Cooking to Desired Doneness: After searing, move the meat to a cooler part of the grill to finish cooking, using a meat thermometer to check for doneness.
- Rest Before Slicing: Allow the grilled London broil to rest for 10-15 minutes before slicing against the grain to enhance tenderness.
Removing the London broil from the marinade is crucial to prevent it from becoming overly salty or soggy on the grill. This allows the flavors to concentrate on the meat’s surface, enhancing its taste.
Bringing the meat to room temperature helps it cook evenly, avoiding a scenario where the outside is charred while the inside remains undercooked. This step is particularly important for thicker cuts.
Preheating the grill is necessary to achieve a proper sear, which caramelizes the sugars and proteins on the surface of the meat, creating a flavorful crust that keeps juices from escaping.
Searing the London broil on both sides locks in moisture and flavor, while providing an appealing appearance with grill marks. Timing is essential here, as leaving it too long can lead to overcooking.
Finishing the cooking process on a cooler part of the grill ensures that the interior reaches the desired doneness without burning the exterior. Using a meat thermometer allows for precise cooking, ensuring the best texture and flavor.
Resting the meat after grilling is a critical step that allows the juices to redistribute throughout the steak, resulting in a more tender and juicy bite when sliced against the grain.
What Are Some Top Marinade Recipes for Grilling London Broil?
Here are some of the best marinades for grilling London broil:
- Classic Balsamic Marinade: A mixture of balsamic vinegar, olive oil, garlic, and herbs.
- Soy Sauce and Ginger Marinade: Combines soy sauce, fresh ginger, garlic, and a hint of sesame oil for an Asian-inspired flavor.
- Lemon Herb Marinade: Made with fresh lemon juice, olive oil, rosemary, and thyme, perfect for a refreshing taste.
- Spicy Mustard Marinade: A zesty blend of Dijon mustard, honey, garlic, and cayenne pepper for those who like some heat.
- Red Wine and Rosemary Marinade: Utilizes red wine, olive oil, rosemary, and black pepper, ideal for deepening flavor profiles.
The Classic Balsamic Marinade is a timeless choice that balances acidity and richness, enhancing the natural flavors of the meat while tenderizing it. The combination of balsamic vinegar and olive oil creates a rich base, while garlic and herbs add aromatic depth, making it perfect for grilling.
The Soy Sauce and Ginger Marinade introduces a savory umami flavor with a touch of sweetness from the soy sauce. Fresh ginger and garlic contribute a fragrant spiciness, while sesame oil brings a nutty richness, making this marinade an excellent fit for those who enjoy Asian flavors.
The Lemon Herb Marinade offers a light and zesty option that brightens up the meat with freshness. The acidity from the lemon juice helps to tenderize the meat, while the combination of rosemary and thyme infuses it with aromatic herbal notes, making it a refreshing choice for summer grilling.
The Spicy Mustard Marinade is perfect for those who crave a kick in their meat. The Dijon mustard adds tang, while honey balances it out with sweetness, and cayenne pepper provides that desired heat. This marinade not only flavors but also helps create a delicious crust when grilled.
The Red Wine and Rosemary Marinade enhances the meat’s natural flavors through the use of red wine, which imparts a rich depth and helps tenderize the London broil. The earthy notes of rosemary and the robust flavor of black pepper complement the wine, making it a sophisticated choice for grilling enthusiasts looking for something special.
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