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A whole marinated flank steak on a cutting board with a knife, towel, and garnish off to the side

The BEST Flank Steak Marinade

  • Author: Melissa Belanger
  • Prep Time: 10 minutes
  • Cook Time: 10 minutes
  • Total Time: 70 minutes
  • Yield: 2 about 3/4 cup 1x
  • Category: Mains
  • Cuisine: American

Description

This is seriously the best flank steak marinade you will ever try. Oven broiled or gilled, this classic steakhouse inspired recipe will give you flavorful, tender meat with just a hint of sweetness, every time. Let your flank steak marinate overnight for maximum flavor.


Scale

Ingredients

  • 1 1/22 pounds flank steak
  • 1/4 cup Worcestershire sauce
  • 2 tablespoons reduced sodium soy sauce
  • 2 tablespoons olive oil
  • 1 tablespoon honey (or brown sugar)
  • 1 tablespoon whole grain mustard
  • 1 tablespoon tomato paste
  • 1 tablespoon capers
  • 2 teaspoons minced garlic (2 cloves)
  • 1 teaspoon molasses
  • 1/2 teaspoon coarse salt

Instructions

  1. For the marinade:
  2. Whisk or stir marinade ingredient together in a medium bowl until smooth. Cover flank steak and allow it to marinate overnight in the refrigerator (or for a minimum of 1 – 2 hours).
  3. Remove steak and discard marinade. Season with salt & pepper before cooking.
  4. To broil:
  5. Preheat broiler and broiler pan in the oven. Place steak on the broiler pan and cook for 7 – 9 minutes, or until steak reaches 135˚F for medium rare.
  6. Remove steak from oven and allow it to rest on a cutting board *affiliate link for 5 – 10 minutes before slicing.
  7. To grill:
  8. Preheat grill to medium-high (about 450–500˚F). Grill steak for 4 – 5 minutes per side, turning once, or until steak reaches 135˚F for medium-rare.
  9. Remove steak from grill and allow it to rest for 5 – 10 minutes before serving.

Notes

For best results, thinly slice flank steak against the grain with a sharp knife. Serve immediately.

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