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Million Dollar Spaghetti Casserole

A serving spoon lifts a cheesy portion of Million Dollar Spaghetti Casserole, showing melted mozzarella strings.

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A rich, cheesy layered spaghetti bake with cream cheese, ricotta, and meat sauce, perfect for cozy dinners and potlucks.

Ingredients

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  • 1 lb ground beef
  • 1 jar (24 oz) marinara sauce
  • 8 oz cream cheese, softened
  • 1 cup ricotta cheese
  • 1/2 cup sour cream
  • 12 oz spaghetti, cooked al dente
  • 2 cups shredded mozzarella cheese
  • 1/2 cup grated Parmesan cheese
  • 1 tsp garlic powder
  • 1 tsp Italian seasoning
  • Salt and pepper to taste

Instructions

  1. Preheat oven to 350°F (175°C).
  2. Brown ground beef in a skillet, drain excess fat, and stir in marinara sauce.
  3. Mix cream cheese, ricotta, sour cream, garlic powder, and Italian seasoning in a bowl.
  4. Layer half the cooked spaghetti in a greased 9×13-inch baking dish.
  5. Spread the cream cheese mixture over the spaghetti.
  6. Add the remaining spaghetti, then top with the meat sauce.
  7. Sprinkle mozzarella and Parmesan cheese on top.
  8. Bake for 25-30 minutes until bubbly and golden.
  9. Let cool for 5 minutes before serving.

Notes

  • Make ahead: Assemble the casserole and refrigerate for up to 24 hours before baking.
  • Freezer friendly: Wrap tightly and freeze for up to 3 months. Thaw before baking.
  • For a gluten-free version, use gluten-free spaghetti.

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