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Cheesy Sausage Pizza Casserole in a baking dish, garnished with herbs.

Pizza Casserole with Italian Sausage

A warm, hearty casserole that combines all the flavors of your favorite pizza, featuring melty cheese, savory Italian sausage, and rich marinara sauce.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Course Casserole, Dinner, Main Course
Cuisine American, Italian
Servings 8 servings
Calories 450 kcal

Ingredients
  

Pasta and Meat

  • 16 oz penne pasta Tender pasta that holds onto the sauce.
  • 1 lb ground Italian sausage Adds depth and a hint of spice.

Vegetables

  • 1 medium onion, diced Enhances flavor when sautéed.
  • 2 cloves garlic, minced Provides a robust punch.

Sauces

  • 1 jar marinara sauce (24 oz) Ties everything together with classic Italian taste.
  • 1 can diced tomatoes (14.5 oz) Adds texture and flavor.

Herbs and Spices

  • 1 teaspoon dried oregano Brings a warm, earthy flavor.
  • 1 teaspoon dried basil Uplifts the overall flavor profile.
  • 1/2 teaspoon salt Enhances all the flavors.
  • 1/4 teaspoon black pepper Adds a subtle kick.

Cheese and Toppings

  • 2 cups shredded mozzarella cheese Creates a gooey cheese layer.
  • 1/2 cup sliced pepperoni Adds that classic pizza flair.
  • 1/4 cup grated Parmesan cheese Tops with sharp, salty finish.

Instructions
 

Preparation

  • Preheat your oven to 375°F (190°C) and grease a 9x13 inch baking dish.
  • Cook the penne pasta according to the package directions until al dente, then drain and set aside.
  • In a large skillet, brown the ground Italian sausage over medium heat, breaking it up with a spatula.
  • Add the diced onion and minced garlic, stirring until the onion becomes translucent and aromatic.
  • Stir in the marinara sauce, diced tomatoes, oregano, basil, salt, and pepper. Simmer for about 5 minutes.
  • Add the cooked pasta to the skillet and gently stir to coat it with the sauce mixture.

Baking

  • Transfer the pasta and sauce mixture into the greased baking dish and spread it evenly.
  • Sprinkle the grated Parmesan cheese over the top, followed by the mozzarella cheese and then the pepperoni.
  • Bake in the preheated oven for 25-30 minutes, until the cheese is bubbly and golden brown.
  • Let the casserole stand for about 5 minutes before serving to help it set.

Notes

For quicker preparation, use pre-cooked sausage. Consider using whole-grain or gluten-free penne pasta for a lighter option. Leftovers can be stored in an airtight container for up to three days.
Keyword Comfort Food, Easy Recipe, Family Dinner, Italian Sausage, Pizza Casserole