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Creamy Crock Pot Chicken Alfredo with Penne Pasta Recipe

4.5 from 78 reviews

This creamy slow cooker chicken pasta recipe combines tender shredded chicken breasts with a rich parmesan cream sauce and al dente penne pasta. Slow cooked to perfection and thickened with a cornstarch slurry, it’s an easy, comforting one-pot meal ideal for busy days.

Ingredients

Scale

Chicken

  • 2 large boneless, skinless chicken breasts
  • ½ teaspoon salt
  • ½ teaspoon black pepper
  • ½ teaspoon garlic powder
  • ½ teaspoon onion powder

Pasta

  • 4 ounces penne pasta, cooked al dente

Sauce

  • 1½ cups heavy cream
  • ½ cup chicken stock
  • ¾ cup fresh grated parmesan cheese
  • 2 cloves garlic, minced
  • ½ teaspoon black pepper
  • 4 ounces (½ block) cream cheese, cubed
  • 2 Tablespoons salted butter, cubed
  • 2 Tablespoons cornstarch
  • 2 Tablespoons water

Instructions

  1. Prepare Chicken: Place the chicken breasts into the bottom of a 6-quart slow cooker. Season evenly with salt, black pepper, garlic powder, and onion powder, ensuring the spices coat both breasts.
  2. Make Sauce Mixture: In a large bowl, combine heavy cream, chicken stock, parmesan cheese, minced garlic, and black pepper. Stir until ingredients are well incorporated.
  3. Add Sauce and Dairy: Pour the cream sauce over the chicken in the slow cooker. Distribute cubed cream cheese and salted butter around the cooker, nestled beside the chicken.
  4. Cook Chicken: Cover and set slow cooker to low, cooking for 4-6 hours, or on high for 2-4 hours. Check regularly if using high to prevent burning, though low heat is recommended for best results.
  5. Shred Chicken: During the last hour of cooking, remove the chicken breasts, shred them finely using forks, and return the shredded meat to the slow cooker, mixing it into the sauce.
  6. Add Pasta: Stir in the cooked al dente penne pasta thoroughly, combining it well with the shredded chicken and sauce.
  7. Thicken Sauce: In a small bowl, whisk cornstarch with water to create a slurry. Stir this mixture into the slow cooker, then increase the heat to high.
  8. Final Cook: Continue cooking uncovered on high for 30-45 minutes until the sauce thickens, stirring every 15 minutes to prevent sticking. Serve immediately once thickened.

Notes

  • For best texture and flavor, cook the pasta just until al dente before adding it to the slow cooker.
  • Using low heat for cooking the chicken prevents the dairy from separating and the sauce from burning.
  • You can swap penne pasta with other short pasta shapes like rigatoni or rotini if preferred.
  • Leftovers can be stored in the refrigerator up to 3 days and reheated gently on the stovetop.
  • Adjust seasoning to taste if desired, especially after adding pasta as it may absorb some saltiness.

Keywords: slow cooker chicken pasta, creamy chicken pasta, parmesan chicken pasta, slow cooker recipes, easy chicken dinners