Cook 1 pound cavatappi pasta in salted boiling water (use 1 teaspoon salt) until al dente, then drain and set aside.
Preheat the oven to 375°F (190°C).
Heat 3 Tablespoons olive oil in a 10-inch cast iron pan and sauté 4 cloves minced garlic until fragrant
Add 3 cups homemade marinara sauce, stir in 1 Tablespoon dried oregano and 2 teaspoons chopped basil leaves, and season with 1 teaspoon kosher salt and 1 teaspoon black pepper. Let simmer briefly.
Combine cooked pasta with sauce, stirring to coat evenly.
Place half of the pasta in the cast iron pan and mix with 1 cup of shredded mozzarella and ½ cup shredded Fontina cheese.
Top with the remaining pasta and sprinkle the remaining 1 cup shredded mozzarella cheese and ½ cup shredded fontina cheese over the top and arrange 6 ounces thinly sliced pepperoni over the top of the casserole.
Bake in the preheated oven for 10–15 minutes, until the cheese is melted and golden.
Let cool for 5 minutes before serving, and garnish with chopped fresh basil and shredded parmesan cheese , optional garnish.
Notes
Be sure to check Eileen's Tips and FAQs above for important tips and questions that help make a delicious recipe.Serving size can vary from 6 to 8 servings depending how you portion the servings.
I'm not a registered dietician, I do my best to provide the most accurate nutritional values. Any nutritional data I provide is an approximation. Actual dietary information can vary based on ingredients and portion sizes.
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