How to Grill a London Broil in 10 Easy Steps
Choose a thick, lean London Broil cut and marinate it for 4–24 hours using a mix of soy sauce, garlic, and ginger. This marinade really helps to tenderize the meat and infuse it with delicious flavors.
Before grilling, bring the steak to room temperature so it cooks evenly.
Preheat your grill to high heat, then season the meat with salt, pepper, and garlic powder to enhance its natural taste.
Grill the London Broil for 4–6 minutes per side until it reaches medium-rare.
Once done, let it rest for 10 minutes—this step is key for juicy results.
Finally, slice the meat thinly against the grain for maximum tenderness.
Follow these simple steps, and you’ll soon master every detail for a perfect London Broil every time!
Key Takeaways
– Marinate the London Broil for 4–24 hours with soy sauce, garlic, ginger, and brown sugar to enhance flavor and tenderness.
This step really helps to make the meat juicy and tasty. The longer you marinate, the better the flavor!
– Preheat the grill to high heat (450°F–600°F) and ensure the steak is at room temperature before cooking.
Getting the grill hot is key for a nice sear. Also, letting the steak come to room temp means it cooks more evenly.
– Season the meat with salt, pepper, and garlic powder, then lightly oil and pat the seasoning firmly onto the surface.
Don’t be shy with the seasoning; it really brings out the flavor. The light oil helps the spices stick and prevents sticking on the grill.
– Grill the steak for 4–6 minutes per side, aiming for an internal temperature of 130–135°F for medium-rare doneness.
Keep an eye on the time and temperature so you don’t overcook it. Medium-rare is perfect for a London Broil!
– Rest the steak for 10 minutes covered loosely with foil, then slice thinly against the grain at a 45-degree angle.
Resting lets the juices redistribute, making the meat tender. And slicing against the grain is the secret to a tender bite every time.
Choose the Right Cut of Meat

When you choose the right cut of meat, your London Broil will turn out flavorful and tender. Flank steak is the traditional and most popular cut for this dish because of its rich beef flavor and long, flat shape.
You can also use top round steak or roast, both lean cuts that benefit from marinating and high-heat cooking. Always select a thick cut, ideally 1 to 1.5 inches, to guarantee even cooking and maximum tenderness.
Focus on quality by picking meat that’s deep red with minimal surface fat or brown spots. Make sure the meat is fresh and properly trimmed to remove excess connective tissue.
Choose fresh, deep red meat with minimal fat and no brown spots for the best London Broil.
This careful selection lays a solid foundation before you start to marinate your London Broil.
Prepare the Marinade

Before marinating your London Broil, mix soy sauce, minced garlic, grated fresh ginger, and brown sugar thoroughly to create a balanced, flavorful base. Let the marinade ingredients sit for a few minutes to meld the flavors before adding the beef.
Use a resealable bag to hold the meat and marinade, squeezing out excess air to guarantee even coating. This way, every bit of your London Broil gets soaked in all those tasty flavors.
| Ingredient | Purpose | Tip |
|---|---|---|
| Soy Sauce | Flavor & salt | Use low-sodium for control |
| Minced Garlic | Aroma & flavor | Fresh is best |
| Grated Ginger | Zing & tenderize | Peel before grating |
| Brown Sugar | Sweetness | Balances acidity |
This marinade will tenderize and infuse deep flavor, setting the stage for grilling perfection. Trust me, your taste buds will thank you!
Marinate the London Broil

Once your marinade is perfectly blended, it’s time to immerse your London Broil in it. To marinate effectively, follow these steps:
Place the London Broil into a resealable bag and pour in the marinade, ensuring it’s evenly coated with flavor. Seal the bag tightly, squeezing out excess air to maximize contact between the marinade and meat.
Lay the bag flat in the refrigerator, allowing the flavors to meld and tenderize the steak. Turn the bag occasionally to ensure every side of your marinated steak soaks up the marinade evenly.
Marinate your London Broil for at least 4 hours and up to 24 hours in the refrigerator. This process enhances tenderness and infuses rich flavor, preparing your steak perfectly for grilling.
Bring the Meat to Room Temperature
Before you fire up the grill, take your London Broil out of the fridge and let it rest at room temperature for at least 30 minutes. This step helps the meat cook evenly and sear beautifully without burning the outside.
Giving it up to an hour, especially for thicker cuts, guarantees the best texture and flavor throughout. Trust me, it’s worth the wait!
Importance of Room Temperature
Although it might be tempting to grill your London Broil straight from the fridge, letting it sit at room temperature for at least 30 minutes will help you achieve more even cooking. Resting meat at room temperature minimizes cold spots, allowing the steak to sear uniformly and avoid overcooked edges with an underdone center.
When you preheat your grill, the steak’s internal temperature will rise steadily, promoting uniform doneness and enhancing juiciness. Here’s why it matters:
- Reduces internal temperature differences
- Prevents uneven searing and cold spots
- Ensures the steak cooks evenly from edge to center
- Improves overall flavor and juiciness
Taking this simple step guarantees a perfectly grilled London Broil every time. It’s an easy trick that really makes a difference, so don’t skip it!
Even Cooking Benefits
When you bring your London Broil to room temperature for 30 to 60 minutes before grilling, you help the meat cook more evenly by allowing heat to distribute uniformly throughout. This even heat distribution prevents the outside from overcooking while the center remains underdone, giving you better doneness control.
Starting with properly tempered meat means it cooks faster and more consistently, reducing the risk of burning or drying out the exterior. Plus, letting the meat rest at room temperature relaxes the muscle fibers, resulting in a tender and juicier final steak.
How to Rest Meat
Since even heat distribution is key to a perfectly cooked London Broil, you should remove the steak from the refrigerator at least 30 minutes before grilling to bring it to room temperature. Resting the meat this way balances its initial temperature, ensuring even cooking and enhancing juiciness.
Here’s how to rest your London Broil safely:
- Take the steak out of the fridge and place it on a plate or tray.
- Let it sit at room temperature for 30 to 60 minutes, but never longer to maintain food safety.
- Cover loosely with foil to protect from contaminants.
- Monitor the meat’s surface—avoid cold spots that cause uneven cooking.
Preheat the Grill
To get the perfect sear on your London Broil, preheat your grill to a high temperature between 450°F and 600°F. Whether you’re using gas or charcoal, this step is vital for locking in flavor and achieving that desirable crust.
For gas grills, turn all burners to high and close the lid to reach and maintain the heat. If you’re using charcoal, light the coals and wait until they’re covered with white ash before spreading them evenly and closing the lid to preheat.
Use a grill thermometer to guarantee your grill has reached the right high temperature before placing the meat on the grates. Allow the grill to fully heat for at least 10-15 minutes to make certain of a proper sear on your London Broil.
Season the Steak Before Grilling
Before you grill your London Broil, pick simple seasonings like salt, pepper, and garlic powder to enhance its natural flavor. Lightly oil the steak’s surface to help spices stick evenly across the meat.
Pat your seasoning in firmly so every bite is perfectly flavored. This way, you’ll get a tasty crust that makes each mouthful delicious.
Choosing Seasoning Ingredients
Although grilling a London Broil can be straightforward, choosing the right seasoning ingredients will elevate its flavor markedly. Start by focusing on a solid seasoning base to bring out the meat’s natural taste.
Here’s how you can build your flavor profile: Generously season with salt and freshly ground black pepper to enhance the steak’s natural flavor. Then, create a dry rub by mixing garlic powder, onion powder, or smoked paprika for a smoky, savory kick.
Before seasoning, marinate the steak with fresh herbs like rosemary or thyme to add aromatic depth. Lightly oil the meat’s surface so the seasoning sticks better and helps develop a beautiful crust while grilling.
These steps ensure your London Broil is bursting with flavor before it even hits the grill. Trust me, it makes all the difference!
Applying Seasoning Evenly
When you season your London Broil at least 15 minutes before grilling, the flavors have time to soak in and the spices stick better.
Start by applying a thin layer of oil or marinade to the steak’s surface. This helps the dry rub adhere and boosts the flavor. Then, generously sprinkle your chosen seasoning or dry rub over all sides.
Use your hands or a spoon to pat the seasoning into the meat. This makes sure it’s evenly spread and sticks well.
After seasoning, let the steak rest at room temperature for 30 minutes to 1 hour. This step lets the flavors sink in evenly and helps the steak cook more consistently.
Doing all this guarantees a flavorful, well-seasoned crust that really makes your London Broil stand out.
Grill the London Broil
Since a high heat is essential for a perfect sear, preheat your grill to around 450°F before placing the marinated London Broil on the grates.
Preheat your grill to 450°F for a perfect, flavorful sear on your London Broil.
Remove the steak from the marinade, letting excess drip off, then carefully lay it on the hot grill.
To grill your London Broil perfectly:
- Cook for 4–6 minutes on one side without moving it to develop grill marks.
- Flip and grill the other side for an equal time.
- Use an instant-read thermometer to check the internal temperature, aiming for 130–135°F for medium-rare.
- Remove and let the steak rest for about 10 minutes to allow juices to redistribute.
This high heat grilling locks in flavor and tenderness, making your London Broil juicy and delicious.
Check for Desired Doneness
To guarantee your London Broil reaches the perfect doneness, you’ll want to use a digital meat thermometer and remove the steak from the grill about 5°F before it hits your target temperature of 130–135°F for medium-rare. This accounts for carryover cooking, where the internal temperature continues to rise as the meat rests.
Check the internal temperature with your meat thermometer to ensure you’ve hit the desired temperature. Remember, cooking times vary by thickness, so relying on the thermometer is key.
Once off the grill, avoid slicing immediately—wait for the resting steak to redistribute juices. When ready, slice against the grain to keep each piece tender and easy to chew, preserving the perfect doneness you aimed for during grilling.
Rest the Meat After Grilling
After you’ve removed the London Broil from the grill at the right temperature, give it about 10 minutes to rest. This resting time lets the meat juices redistribute, ensuring your steak stays moist and tender.
Rest your London Broil for 10 minutes post-grill to keep it juicy and tender.
Cover the meat loosely with aluminum foil to keep it warm without trapping moisture. Avoid slicing too soon, or the juices will escape, drying out the meat and reducing tenderness.
Here’s how to rest your London Broil properly:
- Place the steak on a cutting board.
- Loosely cover it with aluminum foil.
- Let it rest undisturbed for 10 minutes.
- Allow the internal temperature to stabilize before slicing.
This simple rest period really boosts tenderness and flavor, giving you a juicier, more enjoyable London Broil.
Slice and Serve
Now that your London Broil has rested, it’s time to slice it for the best texture and flavor. Start by finding the grain of the meat and cutting thin slices against it at a 45-degree angle.
Serving the slices immediately will help you enjoy every juicy bite. Trust me, it makes all the difference!
Identifying Meat Grain
Although it might seem subtle, identifying the grain of your London Broil is key to slicing it perfectly. The grain shows the direction of the muscle fibers, which you need to cut against to keep the meat tender.
Here’s how you can spot the grain before slicing:
- Hold the cooked steak with tongs and gently bend it.
- Observe the lines or muscle fibers running through the meat.
- Note the direction these fibers separate or stretch.
- Plan your cutting so you slice perpendicular—against the grain.
Slicing against the grain shortens muscle fibers, making each bite tender. If you cut with the grain, the meat can feel tougher and chewier.
Identifying the grain ensures your slicing maximizes tenderness and presentation. It really makes a difference when you know what to look for!
Proper Slicing Technique
When you’re ready to slice your London Broil, make sure you cut against the grain at a 45-degree angle to keep each piece tender and flavorful. First, rest the meat for about 5 minutes after grilling to let the juices redistribute evenly.
Before you slice the meat, identify how the grain runs by examining the muscle fibers or gently bending the meat. Use a sharp knife to make clean cuts, slicing thin pieces about ⅛ to ¼ inch thick.
Cutting against the grain shortens the muscle fibers, making the meat easier to chew. And by choosing a 45-degree angle when you slice, you increase the surface area, which boosts flavor and tenderness.
This proper slicing technique ensures your London Broil is juicy and delicious every time. It really makes a difference, trust me!
Serving Suggestions
After resting and slicing your London Broil against the grain at a 45-degree angle, you’re ready to serve it in a way that highlights its tenderness and flavor. Resting the meat for 5 to 10 minutes allows the juices to redistribute, ensuring each bite is juicy.
Slicing thin, between ⅛ to ¼ inch, maximizes tenderness and makes serving easy. Here are some serving suggestions to showcase your perfectly grilled London Broil:
- Arrange slices fanned out on a warm platter for an inviting presentation.
- Drizzle a light balsamic glaze or chimichurri to enhance flavor.
- Serve alongside roasted vegetables or a fresh salad for a balanced meal.
- Pair with mashed potatoes or crusty bread to soak up the juices.
These tips help you serve with maximum flavor and appeal. Give them a try and enjoy every delicious bite!
Conclusion
Now that you’ve mastered grilling your London broil, you’re ready to impress with every bite. Remember, patience is your secret ingredient—like a symphony, each step plays its part to create a delicious masterpiece.
Let the meat rest to lock in those juicy flavors, then slice against the grain for tender perfection. Fire up your grill, follow these simple steps, and enjoy a meal that hits all the right notes every time!
Grilling a London broil doesn’t have to be complicated. With the right technique, you’ll get that perfect char and juicy interior that makes this cut so popular. So, fire up your grill, season well, and stick to these easy steps.
Before you know it, you’ll have a flavorful, tender London broil ready to wow your family and friends. Happy grilling!