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Italian sausage and pepper casserole baked to perfection

Italian Sausage & Pepper Casserole

A hearty and delicious one-pan casserole featuring Italian sausage, bell peppers, and cheese, perfect for weeknight dinners.
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Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings: 6 servings
Course: Dinner, Main Course
Cuisine: Italian
Calories: 400
Ingredients Method Notes

Ingredients
  

Casserole Base
  • 1 pound Italian sausage (spicy or sweet) Choose based on spice preference
  • 2 cups bell peppers (mixed red, yellow, green), chopped
  • 1 large yellow onion, chopped
  • 3 cloves garlic, minced Toasted for extra flavor
  • 1 can (14.5 oz) diced tomatoes
  • 1 tablespoon Italian seasoning
  • 1 cup mozzarella cheese, shredded (or Parmesan) For topping
  • 2 cups cooked pasta of your choice (optional) Add for heartiness

Method
 

Preparation
  1. Preheat the oven to 375°F (190°C).
  2. In a large skillet over medium heat, brown the sliced sausage for about 5-7 minutes.
  3. Add chopped bell peppers and onion; sauté for another 4-5 minutes until softened.
  4. Mix in minced garlic and canned tomatoes; let simmer for 3-4 minutes.
  5. Season with Italian seasoning, salt, and pepper. Combine with shredded cheese if desired.
  6. Transfer the mixture to a baking dish, top with additional cheese if preferred, and bake uncovered for 25-30 minutes until bubbly and golden.

Notes

Serve with a side salad or crusty bread. Refrigerate leftovers in an airtight container for 3-4 days or freeze for up to 3 months.