Preheat oven to 350 degrees.
Spray a large casserole dish with non-stick cooking spray. Then add in pasta, chopped roasted red bell peppers, spicy Italian sausage, and sauce. Toss well them add 8 dollops (tablespoons) of ricotta, sprinkle with caramelized onions and grated cheese.
Bake for 30 minutes or until the inside of the pasta is hot and the cheese is melted.
Calories: 540kcal | Carbohydrates: 38g | Protein: 23g | Fat: 32g | Saturated Fat: 13g | Cholesterol: 84mg | Sodium: 956mg | Potassium: 470mg | Fiber: 2g | Sugar: 3g | Vitamin A: 353IU | Vitamin C: 9mg | Calcium: 132mg | Iron: 2mg