Creamy One Pot Sausage Pasta (Ready in 35 Minutes)

If you need a dinner that is savory, creamy, and made in a single pot, this sausage pasta is the one to reach for tonight.

The pasta cooks right in the sauce, soaking up flavor while the sausage browns and heavy cream melts into a silky finish. Everything comes together in about 35 minutes with almost no cleanup.

Why This Pasta Stays in My Rotation

The texture is what gets me every time. The sauce clings to every piece of penne, rich without feeling heavy, and the sausage keeps each bite deeply savory.

It asks for basic pantry ingredients and a single pot, so there is no pile of dishes waiting after dinner. The spinach gives it a little color and makes it feel like a full meal without any extra pans.

Ingredients

• 1 lb mild Italian sausage, casings removed: use hot Italian if you want some heat
• 1 small yellow onion, diced: about 1 cup
• 3 cloves garlic, minced
• 2 tbsp tomato paste: adds depth, do not skip it
• 3 cups low-sodium chicken broth: gives the pasta its cooking liquid
• 1 cup heavy cream: makes the sauce silky
• 12 oz uncooked penne pasta: rigatoni or rotini also work
• 2 cups packed fresh baby spinach: optional but nice for color and a vegetable
• ½ cup grated Parmesan cheese: plus more for serving
• Salt and black pepper
• Pinch of red pepper flakes: optional, for a little warmth

Variations / Substitutions

• Sausage: Swap in chicken or turkey Italian sausage; the texture is leaner but still works. For a milder option, try sweet Italian sausage.
• Greens: Chopped kale stands in for spinach; stir it in a minute sooner so the leaves soften.
• Dairy: Half-and-half works in place of heavy cream, though the sauce will be slightly thinner.
• Pasta shape: Short shapes like fusilli or shells are great; avoid long noodles here because the one-pot method depends on even liquid coverage.

Creamy Pasta Primavera is another dinner you’d probably love if you enjoy this pasta.

How to Make One Pot Creamy Sausage Pasta

Step 1: Brown the Sausage

Set a large Dutch oven or heavy-bottomed pot over medium-high heat. Add the 1 lb sausage, breaking it into crumbles with a wooden spoon. Cook, stirring occasionally, until the meat is deeply browned and no pink remains, about 8 minutes. The browned bits on the bottom of the pot will lift later and season the whole sauce.

Transfer the sausage to a plate with a slotted spoon, leaving about 1 tablespoon of fat in the pot. If your sausage released more than that, spoon out the excess so the dish does not turn greasy.

Step 2: Soften the Onion and Garlic

Lower the heat to medium. Add the diced onion to the same pot and cook, stirring often, until it softens and turns translucent, about 4 minutes. The onion will pick up some of the golden residue from the sausage, which is exactly what you want.

Stir in the minced garlic and 2 tbsp tomato paste. Cook for 1 minute, just until the garlic is fragrant and the paste darkens slightly. This step wakes up the tomato paste and gives the sauce a savory backbone.

Step 3: Simmer the Pasta

Pour in the 3 cups chicken broth, scraping the bottom of the pot with your spoon to release any stuck-on bits. Add the 12 oz uncooked penne and a generous pinch of salt. Bring the liquid to a boil, then reduce the heat to a steady simmer.

Cook uncovered, stirring every few minutes to keep the pasta from sticking, until the penne is tender and most of the liquid is absorbed, 12 to 15 minutes. The pasta should have a little thickened broth left in the pot. Taste a piece at the 12-minute mark and let it go longer if needed.

Step 4: Wilt the Spinach and Add Cream

Return the browned sausage to the pot along with the 2 cups baby spinach. Stir until the spinach wilts, about 30 seconds. Then pour in the 1 cup heavy cream and sprinkle in the ½ cup Parmesan. Stir everything together over low heat, just until the cheese melts and the sauce turns creamy and pale orange.

Take the pot off the heat as soon as the sauce looks glossy. Leaving it on for too long after the cream goes in can cause the sauce to tighten up, so work quickly.

Step 5: Spoon It Warm

Spoon the pasta into shallow bowls while it is still hot. Top with extra Parmesan and a few cracks of black pepper. The sauce will be loosest right away, so serve it right from the pot for the creamiest texture.

Tips for a Creamy One Pot Pasta

• Salt in layers. Season the sausage as it cooks, add salt to the broth, and taste again after the cream goes in. Building salt gradually gives the pasta a rounded flavor.
• Stir the pasta often while it simmers or the pieces on the bottom will stick and scorch. A stir every 2 to 3 minutes is enough.
• If the pasta finishes before the liquid is thick enough, let it sit off the heat for a minute. The starches will continue to thicken the sauce without overcooking the noodles.

How long to cook by pasta shape: if you use a different shape, adjust the simmer time.

Storing Leftover Pasta

• Refrigerate: Cool the pasta completely, then store it in an airtight container in the fridge for up to 3 days. The sauce will thicken as it chills.
• Reheating: Warm individual portions in a saucepan over low heat with a splash of milk or broth to loosen the sauce. Stir gently so the pasta does not break apart.
• Serve cold: This pasta is still good cold from the fridge, almost like a creamy pasta salad, though the texture is denser.

What to Serve with One Pot Creamy Sausage Pasta

A simple green salad with a sharp vinaigrette cuts through the richness. Try arugula tossed with lemon juice, olive oil, and shaved Parmesan. If you want something on the side to soak up extra sauce, warm garlic bread or a crusty baguette does the job. For a lighter contrast, steamed broccoli or roasted cauliflower work well without needing another pan.

Frequently Asked Questions

Can I use milk instead of heavy cream?

You can, but the sauce will be thinner and may look a little grainy because milk has less fat. Use whole milk and stir it in off the heat for the best result.

Is it okay to use pre-shredded Parmesan?

Yes, but freshly grated melts more smoothly. Pre-shredded cheese often has a coating that keeps it from breaking down fully, so the sauce might be slightly less creamy.

Can I add other vegetables?

Absolutely. Diced bell pepper or sliced mushrooms can go in with the onion, and frozen peas stir in nicely with the spinach. Just avoid adding too much extra liquid or the pasta may turn mushy.

How do I keep the pasta from getting too thick the next day?

The starches continue to absorb moisture as the pasta sits. When reheating, add a tablespoon or two of broth or water at a time until the consistency loosens back up.

One Pot Creamy Sausage Pasta Recipe

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Prep Time 10 minutes mins

Cook Time 25 minutes mins

Total Time 35 minutes mins

Servings: 4 servings

Calories: 850

Ingredients Method Notes

Ingredients

  

• 1 lb mild Italian sausage, casings removed
• 1 small yellow onion, diced
• 3 cloves garlic, minced
• 2 tbsp tomato paste
• 3 cups low-sodium chicken broth
• 1 cup heavy cream
• 12 oz uncooked penne pasta
• 2 cups packed fresh baby spinach
• ½ cup grated Parmesan cheese, plus more for serving
• Salt and black pepper
• Pinch of red pepper flakes (optional)

Method

 

1. Brown the sausage in a large pot over medium-high heat, breaking it apart, about 8 minutes. Transfer to a plate, leaving a little fat in the pot.
2. Lower heat to medium. Cook the onion until soft, 4 minutes. Stir in garlic and tomato paste; cook 1 minute.
3. Pour in broth, scrape up browned bits, add pasta and salt. Bring to a boil, then simmer uncovered, stirring often, until pasta is tender, 12 to 15 minutes.
4. Return sausage and spinach to the pot. Once spinach wilts, stir in cream and Parmesan over low heat until the sauce is creamy.
5. Spoon into bowls, top with extra Parmesan and black pepper, and serve hot.

Notes

If your sausage is very lean, add a small drizzle of olive oil to the pot before browning. For a lighter sauce, swap half-and-half for the heavy cream, but keep it off the heat once added so it does not separate.