Million Dollar Spaghetti Casserole

This comforting, cheesy pasta dish combines the best of lasagna and spaghetti into one hearty meal! Layers of creamy cheese filling, savory meat sauce, and tender pasta are topped with melty cheese for a golden, bubbly finish. Perfect for a crowd or a cozy family dinner, it’s surprisingly simple and guaranteed to be a hit!

Table of Contents

• Ingredients
• Instructions
• Cook Notes
• Variations
• Serving Suggestions
• Frequently Asked Questions

Ingredients

Meat Sauce

• 1 pound ground beef
• 1 pound Italian sausage
• 1 medium onion, finely chopped
• 3 cloves garlic, minced
• 1 jar (24 oz) marinara sauce
• 1 teaspoon Italian seasoning
• 1/2 teaspoon salt
• 1/4 teaspoon black pepper

Creamy Cheese Filling

• 1 (8 oz) package cream cheese, softened
• 1 cup ricotta cheese
• 1 cup sour cream
• 1 cup shredded mozzarella cheese
• 1/2 cup grated Parmesan cheese

Pasta

• 1 pound spaghetti
• 2 tablespoons unsalted butter (for greasing and pasta)

Topping

• 2 cups shredded mozzarella cheese
• 1/4 cup grated Parmesan cheese