Flank Steak with Mushrooms

Flank Steak with Mushrooms
Grilled Flank Steak with Mushrooms. Sabrina S. Baksh/Regarding BBQ, Inc.
  • 57 mins
  • Prep: 20 mins,
  • Cook: 37 mins
  • Yield: Serves 4-5
Ratings (13)

This flank steak is marinated a delicious mixture and served with sautéed mushrooms. This is a perfect way to turn in a tough flank steak into tender, delicious morsels.

What You'll Need

  • 1 1/2 to 2 pounds/700 to 900 g flank steak
  • 1/2 pound/225 g portobello mushrooms
  • 1/2 pound/225 g cremini mushrooms
  • 1 large shallot
  • 1/4 cup/60 mL butter
  • 2 scallions (green tops only)
  • 1/2 cup/120 mL balsamic vinegar
  • 1/4 cup/60 mL soy sauce, plus 1 tablespoon/15 mL soy sauce
  • 1/4 cup/60 mL olive oil
  • 3 tablespoons/45 mL sugar
  • Salt to taste
  • Black pepper to taste

How to Make It

  1. Season steak with salt and pepper.
  2. Combine 1/2 shallot, 1/4 cup (60 mL) balsamic vinegar, 2 tablespoons (30 mL) olive oil, 1 tablespoon (15 mL) sugar, and 2 tablespoons (30 mL) soy sauce in a resealable bag. Mix well.
  3. Add steaks and let sit for 2 hours or more.
  4. Cut portobello mushrooms in half then cut mushrooms (portobello and cremini) into 1/4 inch slices.
  5. Cut remaining half of shallot and scallion tops into 1/2 pieces. In a skillet melt 1/2 of the butter and add 1/2 of the shallots.
  1. Heat 1 tablespoon olive oil over medium for 1 minute. Add portobellos and season with salt and pepper.
  2. Simmer for 8 minutes and transfer to a bowl and keep warm.
  3. Repeat process with the cremini mushrooms except reduce the cooking time to 6 minutes.
  4. Add portobello pieces and keep warm.
  5. In a small bowl mix 2 tablespoons (30 mL) of sugar, 3 tablespoons (45 mL) of soy sauce and 1/4 cup (60 mL) of balsamic vinegar.
  6. Add to mushrooms and boil for 3 minutes or until the liquid is slightly reduced.
  7. Add scallions.
  8. Preheat grill.
  9. Remove steaks from bag and dispose of marinade.
  10. Grill steaks until done, about 8-10 minutes per side. Remove from grill and cut into strips cross grain. Serve with mushrooms.
Nutritional Guidelines (per serving)
Calories 570
Total Fat 34 g
Saturated Fat 13 g
Unsaturated Fat 16 g
Cholesterol 150 mg
Sodium 911 mg
Carbohydrates 18 g
Dietary Fiber 2 g
Protein 47 g
(The nutrition information on our recipes is calculated using an ingredient database and should be considered an estimate. Individual results may vary.)