This easy Crockpot Chicken Alfredo recipe is silky, cheesy, and ready when you are, with a food science-based secret ingredient to keep the sauce super creamy in the slow cooker!
Crockpot Chicken Alfredo Ingredients
The basic line-up (+ secret ingredient!) in this epic creamy slow cooker pasta dish.
For the Crockpot Alfredo Sauce
- Chicken broth: Adds extra flavor to the cooking liquid.
- Heavy cream
- Cream cheese: THIS! THE SECRET INGREDIENT! As a food scientist, I love a good cooking-science hack. Cream cheese has emulsifiers that help bind water and fat together, keeping the sauce super smooth in the slow cooker. It acts like a buffer between dairy and heat and is a great safeguard in creamy crockpot sauces.
- Parmesan cheese: Freshly grated melts best in this slow cooker alfredo.
- Butter: Adds richness to the homemade alfredo sauce.
- Minced garlic: Fresh garlic is key for authentic flavor.
For the Chicken
- Boneless skinless chicken thighs: They stay moist and juicy in the crock pot.
- Kosher salt
- Black pepper
- Garlic powder: Adds flavor throughout the chicken.
- Italian seasoning: Classic herbs for this creamy alfredo chicken.
For the Pasta
- Fettuccine: Classic for chicken fettuccine alfredo. You can also this alfredo sauce with penne pasta or rotini.
To Finish
- Fresh parsley: Chopped for garnish.
- Extra parmesan: For serving.
Full recipe quantities listed in the recipe card at the bottom of the article.
Psst! You’ll also love my Crockpot Lemon Chicken, Crockpot Lasagna Recipe and Crockpot Chicken and Noodles!
Variations and Substitutions
Make this easy crockpot chicken alfredo recipe your own with these simple swaps.
- Chicken breasts: Use boneless skinless breasts instead of thighs for a lighter option but check them after 2 1/2-3 hours. They should reach 165ºF. Careful not to overcook them.
- Add veggies: Make chicken broccoli alfredo crockpot by adding 2 cups broccoli florets in the last 30 minutes.
- Cajun twist: Turn this into crock pot cajun chicken alfredo by adding 2 tbsp cajun seasoning.
- Tortellini swap: Make crockpot tortellini alfredo by using cheese tortellini instead of fettuccine. Or try my Asiago tortelloni alfredo with Grilled Chicken.
- Lighter option: Use half-and-half instead of heavy cream for fewer calories.
Grab These Tools
You need minimal equipment for this crock pot chicken alfredo pasta.
- 6-quart slow cooker: Big enough for chicken, pasta, and sauce.
- Large pot: For cooking the pasta separately.
- Wooden spoon: For stirring the crockpot alfredo sauce.
- Tongs: For removing and shredding chicken.
- Grater: For fresh parmesan cheese.
How to Make Crockpot Chicken Alfredo: An Easy Guide
This chicken alfredo slow cooker recipe is mostly hands-off. Season the chicken, build the sauce, let the crock pot do the work. Add pasta at the end
Season and Add the Chicken
Season chicken thighs with salt, pepper, garlic powder, and Italian seasoning. Place them in your slow cooker. This builds flavor from the start.
Build the Alfredo Sauce
Add chicken broth, heavy cream, cubed cream cheese, butter, and minced garlic to the crock pot. Don’t add parmesan yet. It goes in later for the best texture.
Cook Low and Slow
Cover and cook on low for 4 to 5 hours or high for 2 to 3 hours. The chicken should be tender and cooked through.
(If swapping in breasts, check at 3 hours on low to avoid overcooking).
Shred the Chicken
Remove chicken with tongs. Shred it with two forks. Return shredded chicken to the slow cooker. Stir it into the creamy sauce.
Cook the Pasta
While chicken cooks, boil fettuccine according to package directions in well-salted water until al dente. Drain well. Don’t rinse it. The starch helps the sauce cling.
Combine Everything
Stir grated parmesan into the crock pot alfredo sauce until melted. Add cooked pasta. Toss gently to coat. Let it sit 5 minutes so the pasta absorbs flavor.
Serve Hot
Top with fresh parsley and extra parmesan. Serve immediately while it’s creamy and hot. The sauce thickens as it sits.
STEP-BY-STEP VIDEO
5 Common Mistakes When Making Crockpot Chicken Alfredo
Here are the most frequent mix-ups to avoid when making chicken alfredo in crock pot:
- Adding pasta too early: Pasta put in the slow cooker early gets mushy. Cook it separately and add at the end.
- Using pre-shredded parmesan: The anti-caking agents make the sauce grainy. Fresh grated parmesan melts smooth.
- Cooking on high too long: High heat can make the cream separate. Low and slow is best for this crockpot fettuccine alfredo.
- Adding parmesan too early: It can get stringy during long cooking. Stir it in at the end instead.
- Skipping the cream cheese: The emulsifiers stabilize the sauce and prevent separation. Don’t leave it out of this easy crock pot chicken alfredo!
Make Ahead and Storage
This chicken alfredo crockpot recipe reheats well for easy meal prep.
Storing Leftovers
- Refrigerate: Store in an airtight container up to 3 days.
- Keep it together: Store chicken, pasta, and sauce combined for best results.
- Sauce gets thick: Add a splash of cream or milk when reheating to loosen it up.
Freezing
- Freeze without pasta: The sauce and chicken freeze better without the noodles. Cook pasta fresh when ready to serve.
- Container: Use freezer-safe containers or bags. Freeze up to 2 months.
- Thaw: Defrost overnight in the fridge before reheating.
Reheating Crockpot Chicken Alfredo
- Stovetop: Warm gently over medium-low heat. Stir often and add cream to thin if needed.
- Microwave: Heat in 1-minute intervals, stirring between each. Add a splash of milk to keep it creamy.
- Slow cooker: Reheat on low for 1 to 2 hours, stirring occasionally.
How to Serve This Crockpot Chicken Alfredo Recipe
I love serving this chicken fettuccine alfredo crockpot recipe with crusty bread and a fresh salad. It’s a great recipe for cozy nights in. Here are more ideas.
Toppings and Add-Ins
- Extra parmesan cheese
- Fresh parsley or basil
- Red pepper flakes for heat
- Crispy bacon pieces
- Sun-dried tomatoes
- Steamed broccoli florets
Side Dishes for Chicken Alfredo
- Garlic bread for soaking up extra sauce
- Kale Caesar salad with crisp romaine
- Pan-fried asparagus
- Air fryer eggplant
FAQs About Crockpot Chicken Alfredo
Just skimming through? Here are some quick answers to the commonly-asked questions.
Cooking the pasta in the crockpot with the sauce is not recommended for this recipe. The pasta gets mushy and absorbs too much liquid. Cook it separately on the stove and add it at the end for the best texture.
You can use jar alfredo sauce for this crock pot chicken alfredo recipe as a shortcut. Use 24 oz of your favorite jarred sauce instead of making it from scratch. Add it in the last hour of cooking to prevent separation.
Your crockpot alfredo sauce is grainy if you use pre-shredded parmesan cheese. The anti-caking agents don’t melt smoothly. Always use freshly grated parmesan cheese for a silky sauce. Cooking on too high heat can also cause graininess.
Adding vegetables to this recipe is easy and makes it healthier. Try chicken broccoli alfredo crockpot by adding 2 cups broccoli florets in the last 30 minutes. Spinach, peas, or mushrooms also work well. Add them near the end so they don’t get mushy.
Preventing the sauce from curdling requires using cream cheese and cooking on low heat. Never let the sauce boil. Full-fat dairy works better than low-fat. Adding parmesan at the end instead of cooking it for hours also helps keep the sauce smooth.
Crockpot chicken alfredo lasts up to 3 days in the fridge when stored properly. Keep it in an airtight container. The sauce may thicken when cold. Add a splash of cream or milk when reheating to restore the creamy texture.
How to Make the Best Crockpot Chicken Alfredo: Final Notes + Secrets
These tips help you get perfect slow cooker chicken alfredo every time.
- Fresh parmesan is key: Grate it yourself for the smoothest, creamiest crockpot alfredo sauce. Pre-shredded or powdered have cellulose or anti-caking agents that interfere with melthing and make the sauce gritty or clumpy.
- Don’t skip the cream cheese: The secret to this ultra-creamy texture is the cream cheese; its unique properties help stabilize the dairy, preventing the sauce from breaking or becoming grainy under heat.
- Cook pasta separately: This is the secret to perfect texture in this chicken alfredo crock pot recipe.
- Use full-fat dairy: Low-fat versions can separate and get watery in the crock pot.
- Chicken breasts cook faster: Check them at 3 hours on low to prevent drying out.
- Let it rest: The pasta absorbs more sauce if you let it sit 5 minutes before serving.
- Add parmesan at the end: This prevents it from getting stringy during the long cook time.
Crockpot Chicken Alfredo
Video
Ingredients
For the Chicken
- 2 lb boneless skinless chicken thighs
- 1 tsp kosher salt
- ½ tsp black pepper
- 1 tsp garlic powder
- 1 tsp Italian seasoning
For the Crockpot Alfredo Sauce
- 1 cup chicken broth
- 1 cup heavy cream
- 4 oz cream cheese cubed
- 2 tbsp butter
- 4 cloves garlic minced
- 1 cup freshly grated parmesan cheese
For the Pasta
- 12 oz dry fettuccine pasta
To Finish
- ¼ cup freshly grated parmesan cheese
- 2 tbsp fresh parsley chopped
Instructions
- Season chicken thighs with salt, pepper, garlic powder, and Italian seasoning. Place them in the slow cooker.
- Add chicken broth, heavy cream, cubed cream cheese, butter, and minced garlic to the slow cooker. Do not add parmesan yet.
- Cover and cook on low for 4 to 5 hours or high for 2 to 3 hours until chicken is tender and cooked through.
- Remove chicken with tongs and shred with two forks. Return shredded chicken to the slow cooker.
- While chicken cooks, bring a large pot of salted water to a boil. Cook fettuccine according to package directions until al dente. Drain well but do not rinse.
- Stir the cup of grated parmesan into the slow cooker sauce until melted and smooth. Add cooked fettuccine and toss gently to coat.
- Let sit for 5 minutes so pasta absorbs the sauce. Top with extra parmesan and fresh parsley before serving.
Notes
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
This looks amazing! I was wondering if the nutrition information is for the whole pot of per person?
Thank you
Susan
It’s per serving Susan, based on 6 servings.