Recipe by Ellie Krieger of Food Network Servings: 4 Serving size: 2 pieces 1 tablespoon olive oil 8 ounces mushrooms, sliced 1/2 medium red onion, sliced 2 cloves garlic, minced 1 (10-ounce) baked thin pizza crust 1 cup marinara sauce 1/4 cup sliced, reconstituted sun-dried tomatoes 4 ounces