You can make these eye-catching mini rigatoni pasta pies in a coffee mug. Just rigatoni pasta, melted mozzarella cheese, marinara sauce, and fresh basil. Use GF pasta. Rigatoni Pasta Pie, Pasta Casserole, Salsa Marinara, Marinara Sauce, Mug Recipes, Cooking Recipes, Pasta Recipes, Cooking Pasta, Rigatoni Recipes