5. Pour the pasta mixture into the prepared baking dish. Top with the remaining mozzarella cheese and Parmesan cheese.
6. Arrange the pepperoni slices, chopped bell peppers, and black olives over the top, distributing them evenly.
7. Bake in the preheated oven for 20-25 minutes, or until the cheese is melted and bubbly.
8. Remove from the oven and garnish with fresh parsley or basil if desired. Serve hot and enjoy!
Prep Time: 15 mins | Cooking Time: 25 mins | Total Time: 40 mins | Kcal: 500 per serving | Servings: 6