Flavor Packed London Broil Marinade Recipe

London broil, commonly made with flank steak, requires London broil marinade to add flavor and moistness. Other cuts that can be marinated and cooked with this beef marinade recipe are top round and tri tip roasts.

Beef London Broil, Sliced On a Wooden Cutting Board

The trick to cooking these beef cuts is to bring them up to medium rare, and no more. Of course, after they reach the target temperature, it's important to let the meat rest for 20-30 minutes before slicing and serving.

Marinade Ingredients and Instructions


  • 1 cup dry white wine
  • 1/4 cup Worcestershire sauce
  • 2 tablespoons Heinz 57 sauce
  • 1 teaspoon season salt
  • 1 teaspoon onion powder
  • 1/2 teaspoon garlic powder
  • 1/2 teaspoon black pepper
  • 1/4 cup vegetable oil
Making a Marinade For a Smoked London Broil Recipe

Combine all ingredients except the oil. Slowly add the oil, briskly mixing with a whisk to form an emulsion. Pour the marinade into a gallon food storage bag with the beef roast. Marinate for 4 to 6 hours in the refrigerator before smoking or grilling.

London broil is best served medium rare. Use the following temperature chart for guidance.

After resting, slice the meat at an angle and across the grain for the ultimate in tenderness and flavor.

Sliced Top Round Roast That's Been Cooked London Broil Style In a Smoker, Along With Ingredients For a Batch of London Broil Marinade