Million Dollar Spaghetti Casserole Recipe

This Million Dollar Spaghetti Casserole is a rich, creamy, and indulgent twist on classic spaghetti. Layers of tender pasta, savory meat sauce, gooey cheese, and a creamy Alfredo topping come together in this comforting dish that’s perfect for family dinners, potlucks, or special occasions.

Serves: 8-10

Prep Time: 20 minutes

Cook Time: 30-35 minutes

Ingredients:

For the Spaghetti:

• 1 lb spaghetti
• 1/2 cup unsalted butter
• 1/2 cup all-purpose flour
• 4 cups whole milk
• 1 tsp garlic powder
• 1 tsp onion powder
• 1/2 tsp salt
• 1/4 tsp black pepper
• 1 cup sour cream
• 1 cup shredded cheddar cheese
• 1/2 cup grated Parmesan cheese

For the Meat Sauce:

• 1 lb ground beef (or Italian sausage)
• 1 small onion , finely chopped
• 3 cloves garlic , minced
• 1 (24 oz) jar marinara sauce
• 1 tsp Italian seasoning
• Salt and freshly ground black pepper , to taste

For the Topping:

• 2 cups shredded mozzarella cheese
• 1/4 cup grated Parmesan cheese
• Optional : Fresh parsley, chopped (for garnish)

Instructions:

Step 1: Preheat the Oven

1. Preheat your oven to 375°F (190°C) . Lightly grease a 9×13-inch baking dish or similar-sized casserole dish.

Step 2: Cook the Spaghetti

1. Cook the spaghetti according to package instructions until al dente. Drain and set aside.

Step 3: Make the Cream Sauce

1. In a large saucepan, melt the butter over medium heat.
2. Whisk in the flour and cook for 1-2 minutes to create a roux.
3. Gradually whisk in the milk, stirring constantly to avoid lumps. Cook until the mixture thickens, about 5-7 minutes .
4. Stir in the garlic powder, onion powder, salt, and pepper.
5. Remove from heat and stir in the sour cream, cheddar cheese, and Parmesan cheese until smooth and melted.

Step 4: Prepare the Meat Sauce

1. In a skillet over medium heat, cook the ground beef (or sausage) with the chopped onion until browned and cooked through. Drain excess fat.
2. Stir in the minced garlic, marinara sauce, Italian seasoning, salt, and pepper. Simmer for 5 minutes to combine flavors.

Step 5: Assemble the Casserole

1. In a large mixing bowl, combine the cooked spaghetti and cream sauce. Toss gently to coat the pasta evenly.
2. Spread half of the spaghetti mixture into the bottom of the prepared baking dish.
3. Spoon the meat sauce evenly over the spaghetti layer.
4. Top with the remaining spaghetti mixture.
5. Sprinkle the shredded mozzarella and Parmesan cheeses evenly over the top.

Step 6: Bake the Casserole

1. Bake in the preheated oven for 25-30 minutes , or until the cheese is bubbly and golden brown.
2. Let the casserole cool for 5-10 minutes before serving.

Step 7: Serve and Enjoy

1. Garnish with fresh parsley if desired.
2. Serve hot with garlic bread or a side salad for a complete meal.

Tips for Success:

• Use leftover spaghetti: This recipe is a great way to repurpose leftover cooked spaghetti.
• Add veggies: Stir in sautéed mushrooms, bell peppers, or spinach for extra flavor and nutrition.
• Make it ahead: Assemble the casserole up to 24 hours in advance, cover, and refrigerate. Add 5-10 minutes to the baking time if starting from cold.
• Freeze option: Freeze the unbaked casserole tightly wrapped for up to 3 months . Thaw overnight in the refrigerator before baking.

Nutritional Information (per serving, serves 10):

• Calories: ~500
• Protein: ~25g
• Carbohydrates: ~45g
• Fat: ~25g

Enjoy this Million Dollar Spaghetti Casserole as a decadent and satisfying dish that’s sure to please everyone at the table. Its layers of creamy sauce, savory meat, and melted cheese make it a comforting meal that’s perfect for any occasion!