Preparation:

Step 1: Cook the Pasta

1. Bring a large pot of salted water to a boil.
2. Add the rigatoni pasta and cook until al dente according to the package instructions (usually 10–12 minutes).
3. Drain the pasta and return it to the pot.

Step 2: Combine with Sauce

1. Pour the marinara sauce over the cooked rigatoni in the pot.
2. Gently mix until all the pasta is evenly coated with sauce.

Step 3: Layer in the Baking Dish

1. Preheat your oven to 375°F (190°C).
2. Grease a 9×13-inch baking dish with cooking spray or butter.
3. Spread half of the sauced rigatoni evenly in the bottom of the dish.
4. Sprinkle a layer of shredded mozzarella and grated Parmesan cheese on top.

Step 4: Add the Toppings

1. Layer the remaining rigatoni over the cheese.
2. Sprinkle the rest of the mozzarella and Parmesan cheese on top.
3. Arrange the pepperoni slices evenly over the top layer.
4. Sprinkle with Italian seasoning for added flavor.

Step 5: Bake

1. Place the baking dish in the preheated oven.
2. Bake for 20–25 minutes, or until the cheese is bubbly and golden brown.

Step 6: Garnish and Serve

1. Remove the dish from the oven and let it cool slightly.
2. Garnish with fresh basil leaves for a pop of color and flavor, if desired.
3. Slice and serve warm.