Easy Slow Cooker Chicken Alfredo
This Slow Cooker Chicken Alfredo is creamy, cheesy, and full of flavor. Instead of standing at the stove making sauce, you can let your slow cooker do all the work. The chicken cooks until tender, then gets mixed with pasta, Parmesan, and mozzarella for a rich, satisfying dinner.
It’s a great recipe for busy days because you can set it in the morning and come home to a meal that’s almost ready to eat. Plus, you can easily add vegetables like broccoli, mushrooms, or spinach to make it healthier without losing flavor.
Ingredients You’ll Need
- 1.5 lbs boneless, skinless chicken breasts
- 3 cups heavy cream
- 1 cup chicken broth
- 1 teaspoon garlic powder
- 1 teaspoon onion powder
- ½ teaspoon black pepper
- 1 teaspoon salt
- 2 teaspoons Italian seasoning
- ½ cup grated Parmesan cheese
- 1 cup shredded mozzarella cheese
- 1 (16 oz) package fettuccine pasta
- Fresh parsley, chopped (for garnish)
Tools You’ll Need
- Slow cooker
- Mixing bowl
- Whisk
- Large pot (for pasta)
- Forks for shredding chicken
How to Make Slow Cooker Chicken Alfredo
- Place chicken breasts in the bottom of the slow cooker.
- In a bowl, whisk together heavy cream, chicken broth, garlic powder, onion powder, black pepper, salt, and Italian seasoning.
- Pour this mixture over the chicken. Cover and cook on low for 4–5 hours.
- Remove chicken, shred with two forks, and return it to the slow cooker.
- Stir in Parmesan and mozzarella until melted into a creamy sauce.
- Cook fettuccine pasta in boiling water according to package instructions. Drain well.
- Add the pasta to the slow cooker and toss everything together.
- Garnish with parsley and serve hot.
Why Use a Slow Cooker?
Using a slow cooker makes Chicken Alfredo easier and more flavorful:
- The chicken becomes tender and juicy.
- The sauce cooks slowly, absorbing all the seasonings.
- It saves time—you don’t need to stir sauce on the stove.
- Fewer dishes mean easy cleanup.
Easy Customization Ideas
This recipe is flexible. You can:
- Add vegetables like broccoli, mushrooms, spinach, or cherry tomatoes.
- Try different pasta shapes such as penne, rigatoni, or gluten-free pasta.
- Make it lighter with half-and-half instead of heavy cream.
- Add extra protein with shrimp, sausage, or crispy bacon.
Tips for the Best Chicken Alfredo
- Cook pasta separately so it doesn’t get mushy.
- Shred the chicken well for even bites.
- Use freshly grated Parmesan and mozzarella for a smooth sauce.
- Taste before serving and adjust seasoning with more salt or pepper.
Storing and Reheating Leftovers
- Store in the fridge for 3–4 days in a closed container.
- Reheat with a splash of milk or chicken broth to keep the sauce creamy.
- Freezing is not ideal because cream sauces can separate. If you want to freeze, do so before adding pasta.
What to Serve With Chicken Alfredo
- Garlic bread or crusty rolls
- Caesar salad or green salad with vinaigrette
- Steamed vegetables like asparagus or green beans
- A crisp white wine or sparkling water with lemon
Conclusion

This Easy Slow Cooker Chicken Alfredo takes a classic pasta dish and makes it stress-free. With tender chicken, rich creamy sauce, and perfectly coated pasta, it’s a comforting meal that works for both weeknights and family gatherings.
It’s simple, customizable, and guaranteed to satisfy. Just set it, forget it, and enjoy a warm, delicious dinner when you’re ready to eat.