
Slow Cooker Spaghetti Casserole
Ingredients
- 1 pound ground beef
- 1 pound Italian sausage
casings removed
- 8- oz uncooked spaghetti
broken into thirds
- 1 jar spaghetti sauce
26-oz
- 1 can petite diced tomatoes
undrained, 14.5-oz
- ½ cup water
- 1 tsp dried Italian seasoning
- 2 cups shredded sharp cheddar cheese
- ½ cup freshly grated Parmesan cheese
Directions
- 1
Cook ground beef and Italian sausage in a large skillet, stirring until crumbled and is no longer pink; drain the meat, and return to skillet. Stir in spaghetti sauce, diced tomatoes, water, and Italian seasoning.
- 2
Spoon half of the meat mixture into a lightly greased 6-qt. slow cooker. Top with broken spaghetti. Spoon remaining half of meat mixture over top.
- 3
Sprinkle with cheddar cheese and Parmesan cheese.
- 4
Cover and cook on Low 4 hours. Let stand 10 minutes before serving.

Slow Cooker Spaghetti Casserole
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Based on 24 ratings
Rating Breakdown
About this Recipe
Craving a hearty, comforting dinner that practically makes itself? This Slow Cooker Spaghetti Casserole is the answer, bringing together classic Italian-American flavors with minimal effort, perfect for busy weeknights.
The true genius of this recipe lies in its simplicity: no need to precook the spaghetti noodles! They cook right in the crockpot, absorbing all the rich flavors from the sauce and meats. With just eight common ingredients, you'll achieve a deeply satisfying dish that tastes like it took all day to prepare.
Imagine tender spaghetti noodles, infused with a robust sauce made from savory ground round and zesty Italian sausage. Each spoonful offers a delightful blend of rich tomato, aromatic Italian seasoning, and melted sharp cheddar, all crowned with a sprinkle of salty Parmesan cheese.
This casserole is the ultimate comfort food, hearty and warm, perfect for a cozy weeknight or feeding a crowd without fuss.
While delicious as is, you can easily adapt this casserole. Consider using lean ground turkey for a lighter option or a mix of hot and mild Italian sausage for extra spice. For a vegetarian twist, swap the meats for a medley of sautéed mushrooms and bell peppers, adding more richness with vegetable broth instead of water. If sharp cheddar isn't your preference, Monterey Jack or a classic mozzarella would also melt beautifully into the dish.
This Slow Cooker Spaghetti Casserole is the ultimate family dinner, ideal for busy evenings or casual gatherings. Serve it alongside a crisp green salad and some warm, crusty bread to sop up every last bit of that delicious sauce.



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