To create your own Pizza Pasta Casserole, follow these simple steps:

1. Preheat your oven to 350°F (175°C).
2. Cook the pasta according to package instructions until al dente. Drain and set aside.
3. In a large mixing bowl, combine cooked pasta, pizza sauce, half of the mozzarella cheese, pepperoni, bell peppers, mushrooms, olives, and Italian seasoning. Season with salt and pepper to taste.
4. Pour the mixture into a greased 9×13 inch baking dish, spreading it evenly.
5. Top the pasta mixture with the remaining mozzarella cheese.
6. Place the baking dish in the preheated oven and bake for 30-35 minutes, or until the cheese is melted and bubbly.
7. Once cooked, remove from the oven and allow it to cool for about 10 minutes.
8. Garnish with fresh basil or parsley if desired before serving.

By following these steps, you’ll successfully prepare an incredible Pizza Pasta Casserole that is sure to impress!