Crockpot Chicken Spaghetti is one of those dinners you make once… and suddenly it's on repeat every week! Tender chicken, creamy sauce, and perfectly cooked spaghetti all come together in the slow cooker for an easy, no-fuss meal that keeps everyone happy (and quiet at the dinner table, which is saying something).

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Creamy crockpot chicken spaghetti
This is the kind of recipe that quietly saves your sanity on busy days. Everything goes into the slow cooker with barely any prep, and a few hours later you've got a creamy, cheesy dinner that tastes like you put in way more effort than you did. It's rich without being fussy, simple without being boring, and it feeds a crowd without a second thought.
If you've already fallen for my Chicken Spaghetti Casserole, this is its laid-back cousin...the one that lets the crockpot do the heavy lifting while you get on with your day. Same cozy flavors, just a little easier and a lot more hands-off!
And the real win? These are all ingredients you can keep on standby, so when dinner sneaks up on you (again), you've got a plan that actually sounds good.

Crockpot Chicken Spaghetti Recipe
Equipment
- 1 Slow Cooker
Ingredients
- 2-3 pounds chicken breast
- 10 ounce can tomatoes and chilies (Rotel)
- 10 ounce bag frozen seasoning blend (which is a mixture of diced frozen onions, red peppers and green peppers, celery and minced parsley)
- 21 ounces cream of chicken soup that's two cans, undiluted
- 4 ounces cream cheese cut into chunks.
- 3 cups cheddar cheese grated
- 1 cup gruyere cheese grated
- ¼ cup evaporated milk
- 16 oz spaghetti noodles cooked
- salt and pepper to taste
Instructions
- Spray inside the crock pot with cooking spray.
- Lay the chicken breasts on the bottom.
- Pour the frozen seasoning, tomatoes and chilies and chicken soup over the top.
- Cover and cook on low for 8 hours.
- Remove the lid and using two forks shred the chicken.
- Add the cream cheese, 2-½ Cups cheddar cheese, the gruyere cheese and evaporated milk. Cover again and cook another 30 minutes.
- While this is happening place a large pot on the stove, full of salted water, and bring to a rolling boil.
- Add the spaghetti and cook to al dente (about 8 minutes).
- Give the ingredients a good stir and taste. Season with salt and pepper to taste.
- If the cheeses, including the cream cheese, have melted enough add the drained spaghetti.
- Stir the spaghetti into the crock pot then top with the remaining grated cheddar cheese. Cover and cook another 10 minutes.
Notes
Nutrition
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Ingredients you'll need

Please refer to the printable recipe card for the exact measurements.
- boneless skinless chicken breasts, chicken thighs or tenders.
- Rotel (tomatoes and green chilies)
- 10 ounce bag frozen diced bell peppers, onions and parsley. You can also use a fresh blend.
- cream of chicken soup - Cream of mushroom soup can be used in place of cream of chicken soup for this crockpot recipe.
- cheddar cheese and Gruyere cheese or swiss cheese
- spaghetti pasta - of course, if you are in a pinch, you can use any type of pasta you have pantry. Such as elbow macaroni, shell pasta, or even penne.
Step-by-step instructions

This is an overview of the instructions. For the complete directions check the recipe card.
Frequently asked questions (FAQ's)
Nope, no extra step needed here. The chicken cooks low and slow right in the crockpot and turns out tender enough to shred easily.
You can, but it's not the move for this recipe. Cooking the pasta separately keeps it from getting mushy and helps it hold its texture when mixed into the creamy sauce.
If your sauce thickens up more than you like, just stir in a splash of milk when you add the pasta or when reheating leftovers to loosen it back up.

Deb's top tips
Anytime you're making pasta, don't overcook it. Cook according to the package directions to al dente.

More Easy Chicken Casserole Recipes to Try
If this recipe hits the spot, there are a few more easy dinners you'll want to keep on standby. Million Dollar Chicken Casserole is extra creamy and a little indulgent, with layers that make it feel like something special without extra fuss. Monterey Chicken Spaghetti brings a cheesy, slightly zesty twist that shakes things up just enough.
For something a little more classic, Crockpot Chicken and Noodles is simple, hearty, and always a crowd favorite.
Serving suggestions
This creamy crockpot chicken spaghetti pairs beautifully with simple sides that add a little texture and balance to the plate. Ranch Roasted Brussels Sprouts bring a crispy, savory bite, while Pan Roasted Vegetables add color and a fresh, flavorful contrast to the richness of the pasta. And let's be honest-Air Fryer Garlic Bread is never a bad idea when there's a creamy sauce involved!
And when you're figuring out what to put on the table alongside any of these, don't miss my What to Serve with Chicken Spaghetti guide for even more easy, go-to options. 😋
Make crockpot chicken spaghetti tonight
This is the kind of dinner that just works-simple to throw together, rich and satisfying, and exactly what you want when you need something dependable on the table. It's warm, filling, and the kind of meal people go back for without asking questions.
Give it a try and let me know how it turned out-I'd love to hear if you put your own spin on it. And go ahead and save it now… future you is going to be very glad you did.





Lois says
This is a wonderful meal and so easy to make. I never think about chicken and spaghetti just cause I’m in a rut. But it’s really good. Love it.
Colleen B. says
Need suggestion on what to use in place of the gruyere cheese.
Thank You
Bowl Me Over says
Hey Colleen - just replace it with extra cheddar, or use Swiss or Monterey Jack cheese. Pepper Jack would also be yummy. Enjoy the casserole!
Colleen B. says
Thank You
Wishing you and your family a Very Merry and Blessed Christmas and a Happy and Healthy New Year.