Flat Iron Steak and Spinach Salad

Description Spinach is topped with peppers, mushrooms and steak in this recipe. Ingredients 1 (2 pound) flat iron steak salt and ground black pepper to taste 2 tablespoons olive oil 1 large red onion, thinly sliced ½ cup Italian salad dressing 3 large red bell peppers, cut into 1/2 inch strips 2 portobello mushrooms, sliced … Read more