Slow Cooker Pasta

Crockpot Garlic Parmesan Chicken Pasta

Chicken breasts cooked in a cream-cheese and garlic sauce, shredded back in, then tossed through buttered short pasta cooked separately.

3 hrs 40 min · 6 servings · Dinner, Pasta, Slow Cooker

Plate of garlic parmesan chicken pasta with rotini, parsley and grated Parmesan

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on Recipesdarleen

Darleen is a mom who turned her slow cooker into a lifesaver, sharing cozy, easy-to-make recipes that bring comfort to busy days.

268 recipes by Darleen Vance

Published October 23, 2025 · Updated August 24, 2026

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Chicken cooked slowly in a garlic and cream-cheese sauce, shredded, and tossed through short pasta with a cup of Parmesan.

Ten minutes of work at the start, three to four hours on Low, and about ten minutes to finish.

Why This Recipe Works

  • Cream cheese is the structural ingredient rather than a richness one. Eight ounces of it is what gives this sauce enough body to cling to rotini — cream alone would run straight off.
  • The Parmesan goes in after the chicken comes out, whisked into the sauce off the heat of a full cook. Hard cheese added at the start of a three-hour braise separates.
  • Six cloves of garlic sounds like a lot and is not, because nothing here browns. Slow-cooked garlic is mellow and sweet rather than sharp, so the quantity that would overwhelm a quick pan sauce is right for this one.
  • Buttering the drained pasta before it meets the sauce keeps the strands separate and adds a layer of fat the sauce can grip.

Two Pots, or One

There are two ways to finish this recipe. Step 4 cooks the pasta separately and tosses it in; step 7 offers a one-pot route where the dry pasta goes into the crock. Which you pick changes the dish, not just the washing up.

You want reliable texture, and a pot is not a problem

Cook the pasta in salted boiling water until al dente, drain it, toss it with the butter, and add it to the crock at the end.

Boiling water is the only way to cook pasta at a temperature it was designed for. Salted water seasons it from the inside, and the butter coat stops it clumping while it waits. This is the version that comes out the same every time.

You want one pot and will stay nearby

Stir in 2 extra cups of warm broth and the 12 oz of dry pasta during the last 25 to 35 minutes on High, stirring every 10 minutes until the pasta is just tender.

The two extra cups are not optional in this route — dry pasta absorbs far more than the sauce alone contains, and without them the crock goes claggy before the pasta is cooked. The stirring is what stops it welding to the base. The trade is a starchier, slightly softer result.

You are making it ahead, or expect leftovers

Use the two-pot route and keep the sauce and pasta separate until serving.

Pasta sitting in a cream sauce keeps absorbing it. Separate, the sauce reheats cleanly and the pasta stays pasta; combined, day-two leftovers are noticeably heavier and drier.

Ingredient Notes

Cream cheese, cubed
Eight ounces, and the cubing matters. It is doing the thickening in this recipe, so it needs to melt evenly rather than in one lump.
Freshly grated Parmesan
A full cup, plus more to serve. Pre-grated cheese carries anti-caking starch that turns a cream sauce gritty — this is the recipe where that shows most.
Short pasta
Twelve ounces of penne, rotini or rigatoni. Short shapes with ridges or twists hold this sauce; long strands slide out of it.
The two extra cups of broth
Named only in the one-pot variation, and easy to miss. If you cook the pasta in the crock and skip them, the sauce is absorbed before the pasta is done.

How to Make It

  1. Load the crock

    Put the chicken in the crockpot. Whisk the broth, heavy cream, cubed cream cheese, garlic, Italian seasoning, onion powder, red pepper flakes, salt and pepper together and pour it over.

  2. Cook

    Cover and cook on Low 3 to 4 hours, or High 2 to 2.5, until the chicken is tender and shreds easily.

  3. Check and shred

    Check the chicken with an instant-read thermometer before shredding: 165°F (74°C) in the thickest breast. Shred it with two forks, then stir the sauce and whisk in the Parmesan until smooth. For a thicker sauce, whisk in the cornstarch slurry, cover and cook on High 10 minutes.

  4. Cook the pasta

    Meanwhile, cook the pasta in salted boiling water until al dente. Drain and toss with the butter.

  5. Combine

    Return the shredded chicken to the crockpot, add the pasta, and toss to coat in the garlic-Parmesan sauce.

  6. Finish

    Add the parsley and lemon zest. Taste, adjust the seasoning, and serve with extra Parmesan.

  7. One-pot option

    Instead of steps 4 and 5, stir 2 extra cups of warm broth and the dry pasta into the crock for the last 25 to 35 minutes on High, stirring every 10 minutes until the pasta is just tender.

Success Tips

  • Cube the cream cheese before it goes in.
  • Check the chicken at 165°F rather than by how easily it shreds.
  • Whisk the Parmesan in after the cook, not before it.
  • Keep the sauce and pasta separate if you want good leftovers.

Serving Ideas

Something with acid or bite to cut it — a green salad with a sharp vinaigrette, or roasted broccoli. Garlic bread is the obvious partner and is arguably one starch too many next to twelve ounces of pasta.

Storage and Reheating

Refrigerate

Refrigerate up to 3 days. Combined, the pasta keeps drinking the sauce and leftovers are much thicker; a splash of broth or cream on reheating brings it back.

Freeze

Freeze the sauce and chicken without the pasta, up to 2 months, and cook fresh pasta into it. Cream sauces frozen with pasta thaw grainy and soft.

Reheat

Gently, with a splash of liquid, stirring so the sauce re-emulsifies rather than sitting on top. Below a boil throughout.

Frequently Asked Questions

My one-pot pasta came out mushy.

Slow cookers vary a great deal at the top of their range. Start tasting at 25 minutes rather than trusting the 35, and stir every 10 minutes — pasta at the bottom of a crock cooks much faster than pasta near the top.

Thighs instead of breasts?

Yes, and they are more forgiving across three to four hours. They shred a little coarser and the sauce comes out slightly richer from the extra fat. The 165°F target is unchanged.

Can I make it lighter?

Half-and-half in place of the cream works. Reducing the cream cheese does not — that is the ingredient holding the sauce together, and less of it gives you a thin sauce rather than a lighter one.

Recipesdarleen

Crockpot Garlic Parmesan Chicken Pasta

Chicken breasts cooked in a cream-cheese and garlic sauce, shredded back in, then tossed through buttered short pasta cooked separately.

Prep
10 min
Cook
3 hrs 30 min
Total
3 hrs 40 min
Yield
6 servings

Dinner, Pasta, Slow CookerAmerican

EquipmentSlow cooker · Pot for the pasta · Two forks for shredding · Instant-read thermometer

Before you startCube the cream cheese rather than dropping the block in whole, which the ingredient list already asks for. Eight ounces in one piece takes most of the cook to melt and leaves white streaks in the sauce that no amount of whisking later will smooth out.

Ingredients

Instructions

  1. Add chicken to the crockpot. Whisk together broth, heavy cream, cream cheese, garlic, Italian seasoning, onion powder, red pepper flakes, salt, and pepper. Pour over chicken.
  2. Cover and cook on Low for 3 to 4 hours (or on High for 2 to 2.5 hours), until chicken is tender and easily shreds.
  3. Transfer chicken to a plate and shred with two forks. Stir the sauce; whisk in Parmesan until smooth. If a thicker sauce is desired, whisk in cornstarch slurry, cover, and cook on High for 10 minutes.
  4. Meanwhile, cook pasta in salted boiling water until al dente. Drain and toss with butter.
  5. Return shredded chicken to the crockpot, add cooked pasta, and toss to coat in the garlic-Parmesan sauce.
  6. Finish with parsley and lemon zest. Taste and adjust seasoning; serve with extra Parmesan.
  7. One-pot option: Stir in 2 extra cups warm broth and 12 oz dry pasta during the last 25–35 minutes on High; stir every 10 minutes until pasta is just tender.
  8. Check the meat before serving: it is done when an instant-read thermometer in the thickest breast reads 165°F (74°C).