Balsamic Flank Steak And Mushrooms

• 1/4 cup balsamic vinegar
• 2 tablespoons soy sauce
• 1 tablespoon granulated sugar
• 2 lbs flank steaks
• 2 tablespoons extra virgin olive oil
• 1 onion, chopped
• 2 garlic cloves, minced
• 1 lb shiitake mushroom, sliced
• 1 lb button mushroom, sliced
• 1 tablespoon chopped fresh parsley

1. In a large plastic bag, combine vingegar, soy sauce and sugar; add steak.
2. Seal and refrigerate for 8 hours.
3. Remove from marinade, reserving the marinade (used the reserved half if you doubled the marinade recipe).
4. In skillet, heat oil over medium-high heat, cook onion, garlic, stirring, until transluscent, 3 minutes.
5. Add mushrooms; cook until liquid is evaporated, about 10 minutes.
6. Add reserved marinade; cook until no liquid remains, about 5 minutes.
7. Meanwhile, broil steak, or grill over medium-high heat, for 7-9 minutes per side for medium rare.
8. Transfer to cutting board. Tent with foil; let stand for 10 minutes.
9. Slice thinly across the grain.
10. Serve with mushroom mixture; sprinkle with parsley.

balsamic vinegar, soy sauce, sugar, flank steaks, extra virgin olive oil, onion, garlic, shiitake mushroom, button mushroom, parsley

Taken from www.food.com/recipe/balsamic-flank-steak-and-mushrooms-202800 (may not work)