Million Dollar Spaghetti

A rich and cheesy baked spaghetti casserole layered with hearty meat sauce, creamy cheese filling, and plenty of melted mozzarella.

Million Dollar Spaghetti casserole is everything you want in a weeknight dinner. Quick to make, full of fantastic flavor, and the cheesy pasta layers bring everyone to the table immediately. It’s good enough to make for special occasions as well as weeknight dinners. No matter when you make it, just can’t miss with this recipe!

A slice of Million Dollar Spaghetti casserole topped with melted cheese and savory meat sauce is served on a white plate, garnished with chopped parsley.

This casserole features layers a rich meat sauce, a creamy cheese filling, melt-y mozzarella, and spaghetti noodles. Million Dollar Spaghetti comes out of the oven bubbly and golden every single time. I make this when I want something that feeds a crowd without a lot of fuss.

A close-up of a slice of Million Dollar Spaghetti with meat sauce and melted cheese being lifted from a casserole dish.

If You Don’t Have Time For Homemade

I know some of you are standing in your kitchen right now wondering if you have time to make this dish. I get it, time is a premium. You can absolutely swap the cream cheese, sour cream, and cottage cheese mixture for a jar of alfredo sauce, it works! And in the long run that’s what matters.

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This recipe is supposed to make your life easier, not harder. So if a jar of alfredo sauce gets hot meal on the table tonight, then that is exactly the right way to make it. Conversely if you don’t have marinara sauce make your own tomato sauce at home. Use what you have, as always. Just make sure the amount of sauce is about 24 ounces of sauce so the casserole stays together.

Food is for everyone, in whatever way you can get it done!

Ingredients for a Million Dollar Spaghetti pasta dish arranged on a white surface: ground beef, chopped onion, garlic, cheeses, sour cream, marinara sauce, butter, Italian seasoning, salt, pepper, and uncooked spaghetti.

Ingredients for Million Dollar Spaghetti

Besides the dairy in this recipe everything else is basically what you need for regular spaghetti. So why not amp up spaghetti night and make it million dollar spaghetti night.

  • Spaghetti noodles
  • Ground beef
  • Yellow onion
  • Garlic
  • Marinara sauce
  • Italian seasoning
  • Salt
  • Pepper
  • Cream cheese
  • Cottage cheese OR Ricotta Cheese
  • Shredded mozzarella cheese
  • Grated Parmesan cheese
  • Butter
A slice of lasagna topped with melted cheese and herbs is served on a white plate, placed on a red and white checkered napkin, reminiscent of classic Million Dollar Spaghetti comfort.

Making Substitutions

Ricotta cheese works in place of cottage cheese if that’s what you have on hand or if you prefer the texture. Cottage cheese and ricotta are close enough that you can swap one for the other in almost any recipe without worrying too much about it!

Both are fresh cheeses made from curdled milk, and they bring the same soft texture and mild flavor to a dish. The biggest difference is that cottage cheese is a little tangier and holds more moisture in its curds, while ricotta is smoother and a bit richer since it’s made from the whey left over after other cheesemaking. But once you blend either one into the filling, especially with the sour cream and cream cheese mixed in, the difference basically disappears.

Italian sausage can stand in for some or all of the ground beef if you want a little more flavor in the meat layer. You could also heat up premade meatballs and use them instead of ground beef if you like.

You can also assemble the whole thing ahead of time and keep it in the fridge until you’re ready to bake it, which makes this an easy one to prep the day before you need it.

A square serving of Million Dollar Spaghetti baked pasta, topped with melted cheese and herbs, sits on a white plate placed on a red checkered cloth and wooden table.

Got Leftovers?

You are so lucky! The leftovers make the best lunches or even dinner the next night. Cover the leftovers tightly in the fridge so they don’t dry out. And when you’re reheating the spaghetti it’s a good idea to cover it tightly so it retains it’s moisture.

A slice of Million Dollar Spaghetti casserole, topped with melted cheese and savory meat sauce, is served on a white plate.
A slice of lasagna topped with melted cheese and parsley sits on a white plate, showing layers of pasta, meat sauce, and cheese—reminiscent of the rich, comforting flavors found in Million Dollar Spaghetti.

Million Dollar Spaghetti

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A rich and cheesy baked spaghetti casserole layered with hearty meat sauce, creamy cheese filling, and plenty of melted mozzarella.
Course: casserole
Cuisine: American
Prep Time: 20 minutes
Cook Time: 35 minutes
Rest Time: 10 minutes
Total Time: 1 hour 5 minutes
Servings: 8 Servings
Calories: 628kcal
Author: Laura
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Ingredients

  • 1 lb spaghetti noodles
  • 1 lb ground beef
  • 1 small yellow onion diced
  • 3 cloves garlic minced
  • 24 oz marinara sauce
  • 1 tsp Italian seasoning
  • 1 tsp salt
  • 1 tsp black pepper
  • 8 oz cream cheese softened
  • 1 cup cottage cheese
  • 1/2 cup sour cream
  • 1 1/2 cups mozzarella cheese shredded and divided
  • 1/2 cup Parmesan cheese grated
  • 4 tbsp butter sliced

Instructions

  • Preheat the oven to 350°F
  • Lightly grease a 9×13-inch baking dish and set aside
  • Cook the spaghetti according to the package directions until just al dente, drain and set aside
  • Meanwhile, in a large skillet over medium heat, cook the ground beef and diced onion until the beef is browned and the onion is soft
  • Drain any excess grease if needed
  • Add the garlic and cook for about 30 seconds
  • Stir in the marinara sauce, Italian seasoning, salt, and pepper
    Ground beef, chopped onions, tomato sauce, and dried herbs simmer together in a white skillet on a light countertop—the perfect start for Million Dollar Spaghetti.
  • Let the sauce simmer for 5 minutes
  • In a medium bowl, mix together the cream cheese, cottage cheese, sour cream, 1/2 cup mozzarella, and Parmesan until combined
    A metal bowl containing shredded cheese, grated parmesan, cottage cheese, and ricotta cheese on a white surface—perfect ingredients for making Million Dollar Spaghetti.
  • Place the butter slices across the bottom of the prepared baking dish
    A clear glass baking dish with five small cubes of butter spaced out on the bottom surface, ready to be layered with rich ingredients for Million Dollar Spaghetti.
  • Add half of the cooked spaghetti noodles
    Uncooked yellow spaghetti noodles, ready for a delicious Million Dollar Spaghetti recipe, are arranged in a clear glass baking dish on a white background.
  • Spread the creamy cheese mixture over the noodles
    Uncooked spaghetti topped with a layer of creamy white cheese mixture in a clear rectangular glass baking dish, ready to become a classic Million Dollar Spaghetti casserole.
  • Add the remaining spaghetti noodles on top
  • Pour the meat sauce evenly over the spaghetti
    A glass baking dish filled with baked Million Dollar Spaghetti, topped with a thick layer of ground beef and rich tomato meat sauce.
  • Top with the remaining 1 cup mozzarella cheese
    A glass baking dish filled with unbaked lasagna, reminiscent of Million Dollar Spaghetti, topped with savory meat sauce and a generous layer of shredded cheese.
  • Bake uncovered for 30-35 minutes, or until the casserole is hot and bubbly and the cheese is melted
    A glass baking dish filled with baked lasagna, topped with melted cheese and visible layers of meat sauce, reminiscent of a comforting Million Dollar Spaghetti casserole.
  • Let rest for 5-10 minutes before slicing and serving
    A square slice of Million Dollar Spaghetti lasagna topped with melted cheese and parsley is served on a white plate, set on a rustic wooden table with a red checkered cloth.

Video

Nutrition

Serving: 1 Serving | Calories: 628kcal | Carbohydrates: 52g | Protein: 32g | Fat: 32g | Saturated Fat: 18g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 9g | Trans Fat: 1g | Cholesterol: 114mg | Sodium: 1188mg | Potassium: 691mg | Fiber: 3g | Sugar: 7g | Vitamin A: 1247IU | Vitamin C: 7mg | Calcium: 285mg | Iron: 3mg

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2 Comments

    1. I used a jar of marinara sauce. Your favorite spaghetti sauce, homemade or store bought, will work perfectly!

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