Ingredients
Main Ingredients
- 1 lb (450 g) Italian sausage (mild or hot)
- 3 bell peppers (red, yellow, green), sliced
- 1 medium onion, sliced
- 3 cloves garlic, minced
- 1 ½ cups marinara sauce or tomato sauce
- 1 ½ cups shredded mozzarella cheese
- ½ cup shredded provolone or Italian blend (optional for extra cheesiness)
- 2 tbsp olive oil
Seasonings
- 1 tsp Italian seasoning
- ½ tsp paprika
- ½ tsp black pepper
- ½ tsp salt (adjust as needed)
- ¼ tsp crushed red pepper flakes (optional)
Optional Add-Ins
- Sliced mushrooms
- Zucchini chunks
- Fresh basil
- Parmesan cheese
⭐ Instructions
1. Prep & Brown the Sausage
- Heat olive oil in a skillet.
- Add Italian sausage.
- Cook until browned, breaking into chunks.
- Drain excess fat if needed.
2. Sauté the Vegetables
- In the same pan, add onions and bell peppers.
- Cook 5–7 minutes until softened.
- Add garlic and sauté 1 minute more.
- Season with Italian seasoning, paprika, pepper, and salt.
3. Combine & Build the Casserole
- Preheat oven to 375°F (190°C).
- In a foil baking pan (as shown in your image), mix:
- cooked sausage
- sautéed peppers & onions
- marinara sauce
- Toss everything until well-coated.
4. Add Cheese
- Scatter the mozzarella over the top.
- Optional: add provolone or Italian blend cheese for a golden top.
5. Bake
Bake 15–20 minutes, or until cheese is melted, bubbly, and lightly browned.
⭐ Serve
Serve with:
- Garlic bread
- Cooked pasta
- Rice
- Cauliflower rice (keto option)
- Fresh salad
⭐ Storage
- Refrigerate 3–4 days
- Freeze up to 2 months
- Reheat in oven for best texture