5 Ingredient One-Pot Spaghetti and Meat Sauce

This 5-Ingredient One-Pot Spaghetti and Meat Sauce is the kind of easy family dinner that saves time, dishes, and effort. The spaghetti cooks directly in the tomato sauce with seasoned ground beef, so there is no separate pot of boiling water and no need to drain the pasta.

As the spaghetti cooks, it absorbs the savory beef and tomato flavors while releasing starch into the sauce. That starch naturally helps thicken everything into a rich, glossy meat sauce that clings beautifully to every strand of pasta.

With only five main ingredients, this recipe is perfect for busy weeknights, quick family dinners, meal prep, or evenings when you want classic comfort food without a sink full of dishes.

Why You Will Love This Recipe

The biggest advantage is simplicity. The beef browns in the same pot used to cook the pasta, and the spaghetti goes directly into the sauce with broth. Everything cooks together until the pasta is tender and the sauce has thickened.

There is also no need to measure a large pot of pasta water or carry a heavy pot to the sink. The liquid becomes part of the finished sauce instead of being discarded.

The recipe is easy to customize with extra herbs, garlic, Parmesan, vegetables, or red pepper flakes, but the basic version needs only five ingredients.

The 5 Ingredients

1 pound lean ground beef
12 ounces dry spaghetti
1 jar marinara or spaghetti sauce, 24 ounces
3 cups low-sodium beef broth
1 cup shredded mozzarella or freshly grated Parmesan cheese

Optional Pantry Seasonings

Salt and black pepper
Italian seasoning
Garlic powder
Crushed red pepper flakes
Fresh parsley or basil

Ingredient Notes

Ground beef: Lean ground beef works particularly well because it produces less excess grease. An 85/15 or 90/10 blend gives plenty of flavor without making the sauce oily.

Spaghetti: Standard dry spaghetti works best. Breaking it in half makes it easier to fit into the pot and helps the noodles cook evenly.

Marinara sauce: Since there are very few ingredients, choose a tomato sauce you enjoy. Traditional marinara, roasted garlic sauce, or basil tomato sauce all work.

Beef broth: Broth provides enough liquid for the uncooked spaghetti while adding flavor. Low-sodium broth is recommended because the sauce and cheese may already contain salt.

Cheese: Parmesan gives the dish a classic savory finish, while mozzarella creates a cheesier, more comforting pasta. You can also use a combination of both.

How to Make One-Pot Spaghetti and Meat Sauce

Place a large, deep skillet, Dutch oven, or heavy pot over medium-high heat.
Add the ground beef and cook for approximately six to eight minutes, breaking it into small pieces as it browns.
Continue cooking until no pink remains and the beef reaches 160°F.
Drain excess grease if necessary.
Add the jar of marinara sauce to the pot.
Pour in the beef broth and stir well, scraping any browned bits from the bottom.
Bring the mixture to a gentle boil.
Break the dry spaghetti in half and add it directly to the sauce.
Use tongs to gently press the pasta into the liquid.
Reduce the heat to medium-low and cover the pot.
Cook for approximately 15 to 20 minutes, stirring every three to four minutes so the spaghetti does not stick together.
As the pasta softens, continue separating the strands with tongs.
Cook until the spaghetti is al dente and most of the liquid has been absorbed.
If the pasta needs more time but the pot looks dry, add hot broth or water about one-quarter cup at a time.
Remove the pot from the heat.
Stir in half of the cheese.
Sprinkle the remaining cheese over the top.
Cover for two to three minutes until the cheese melts.
Serve hot with optional herbs or extra Parmesan.

Why You Do Not Need to Boil the Pasta Separately

The spaghetti cooks by absorbing the broth and tomato sauce directly in the pot. Instead of washing away the pasta starch in a separate pot of water, that starch stays in the dish and helps create a thicker sauce.

The key is using enough liquid and stirring regularly. Spaghetti strands can stick together during the first several minutes, so separate them gently as they soften.

A wide pot is particularly helpful because more of the pasta can remain submerged in the sauce.

How to Get the Perfect Sauce Consistency

The sauce may look somewhat loose when the spaghetti first goes into the pot. Do not worry. The pasta absorbs a significant amount of liquid while cooking.

When the pasta is tender but the sauce still looks thin, remove the lid and simmer for two to four minutes while stirring.

If the sauce becomes too thick before the pasta is tender, add a splash of hot broth or water and continue cooking.

Let the finished spaghetti rest for about five minutes before serving. The sauce will continue thickening as it sits.

Tips for the Best One-Pot Spaghetti

Stir frequently once the dry pasta is added. The noodles are most likely to stick together early in the cooking process.

Keep the heat at a gentle simmer rather than a rapid boil. A strong boil can cause the sauce to reduce before the spaghetti has enough time to cook.

Use low-sodium broth and season at the end. Concentrating the cooking liquid can intensify saltiness.

Do not add all the cheese while the pot is boiling. Remove it from the heat first for a smoother, less oily finish.

Easy Variations

For Italian sausage spaghetti, replace half or all of the ground beef with mild or spicy Italian sausage.

For garlic spaghetti, sauté three minced garlic cloves with the beef during the final minute of browning.

For extra vegetables, add finely chopped onion, bell pepper, mushrooms, zucchini, or spinach.

For spicy meat sauce, add crushed red pepper flakes or use a spicy marinara sauce.

For creamy spaghetti, stir in a few tablespoons of cream cheese or heavy cream after the pasta has finished cooking.

Ground turkey or chicken can replace the beef, although you may want to add a small amount of olive oil when using very lean meat.

What to Serve with One-Pot Spaghetti

Garlic bread, cheesy breadsticks, or toasted Italian bread are classic choices for soaking up the meat sauce.

For vegetables, serve a Caesar salad, garden salad, roasted broccoli, green beans, asparagus, or sautéed zucchini.

The spaghetti is hearty enough to stand alone, making it especially convenient when you need a fast dinner with minimal preparation.

Storage and Reheating

Store cooled leftovers in an airtight container in the refrigerator for up to three to four days.

The pasta continues absorbing sauce while refrigerated, so it will be thicker the next day. Add a small splash of broth, water, or extra marinara before reheating.

Reheat gently in a covered skillet over medium-low heat or microwave individual portions until steaming hot.

For freezing, cool the spaghetti completely and transfer it to freezer-safe containers. Freeze for up to two months. Thaw overnight in the refrigerator before reheating.

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