Balsamic Marinated Flank Steak and Zucchini Jun 25, 2025 | RecipesBalsamic Marinated Flank Steak and Zucchini By: Co+op Recipe Information Total Time: Marinate overnight; 20 minutes active Servings: 6 Flank steak is very lean and can be tough if not cooked properly. Marinating the meat helps tenderize it, and...