Mushroom Beef Skillet
["1 lb. beef flank steak", "2 c. low sodium beef broth", "1 c. chopped onion", "1 lb. fresh mushrooms, sliced", "1/4 c. cold water", "2 Tbsp. all-purpose flour", "2 Tbsp. cornstarch", "1/2 c. plain fat-free yogurt", "1 tsp. paprika", "1 tsp. prepared mustard", "1/2 tsp. garlic powder", "hot cooked noodles (optional)"]
["Broil steak 6 inches from the heat until rare, about 5 minutes on each side.", "Cut diagonally into thin strips; set aside and keep warm.", "In a large skillet, bring broth to a boil.", "Add onion and mushrooms; cover and simmer until tender, about 5", "minutes."]
["beef flank", "beef broth", "onion", "fresh mushrooms", "cold water", "flour", "cornstarch", "yogurt", "paprika", "mustard", "garlic powder", "noodles"]