12 spaghetti casserole recipes

Spaghetti squash casserole with fresh tomatoes, crispy garlic, mozzarella, and Parmesan. Low-carb, vegetarian, and diabetic-friendly, all made in the microwave.

Make-ahead spaghetti and meatball casserole that assembles in 15 minutes with uncooked pasta. Refrigerate overnight, bake the next day, and enjoy bubbly, cheesy comfort food.

Vegan Italian spaghetti casserole with tofu ricotta, nutritional yeast cheesy sauce, and a homemade tomato-herb sauce baked until bubbly. A plant-based baked ziti.

Budget-friendly layered casserole of toasted rice, shredded cabbage, mushrooms, and spaghetti sauce baked for an hour. A simple vegetarian one-dish dinner.

Make-ahead spaghetti and meatball casserole assembled the night before with uncooked pasta, jarred sauce, and frozen meatballs. Refrigerate overnight, bake, and serve.

Low-calorie eggplant mozzarella casserole layered with cottage cheese instead of ricotta, mushroom-enhanced spaghetti sauce, and melted mozzarella. Light and satisfying.

Easy eggplant Parmesan casserole layered with sauteed eggplant, Italian breadcrumbs, cooked rice, spaghetti sauce, and melted mozzarella. A hearty vegetarian main dish.

Layered noodle bake with wide egg noodles, crumbled Italian meatloaf, ricotta, and mozzarella in spaghetti sauce. A lasagna-style casserole using pantry staples.

Italian zucchini casserole with a spaghetti sauce, cheddar cheese, and mushroom topping baked under Parmesan. A vegetarian main dish or side that uses up summer zucchini.

One dish microwave spaghetti for two with ground beef, onion, and Italian tomato sauce cooked together in a single casserole. A quick weeknight pasta dinner with no pots to boil and minimal cleanup.

Turkey casserole layered with spaghetti, a savory tomato-mushroom sauce, and creamy white sauce. A comforting leftover turkey bake with Italian-inspired flavors.

Layered baked spaghetti casserole with a homemade tomato gravy, cheddar cheese, and crispy seasoned breadcrumbs. Feeds 10 hungry people and freezes like a charm for easy meal prep.