Cheddar Chicken Spaghetti Recipe – cheesy chicken pasta baked in a creamy sauce. Dangerously delicious! We ate this two days in a row!! Comfort food at its best. Spaghetti, chicken, chicken broth, cream of chicken, cream of mushroom, Worcestershire sauce, onion, garlic, and sharp cheddar cheese. Can make in advance and refrigerate or freeze for later. Great dish for a potluck!

plate of cheddar chicken spaghetti with text overlay

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Cheesy Chicken Spaghetti Casserole

This easy Chicken Spaghetti recipe has been on repeat at our house! Cheesy chicken pasta baked in a creamy sauce. What’s not to like? We ate this for dinner and fought over the leftovers! SO good!! This recipe is super simple to make and packs TONS of great flavor. Give this a try the next time you need a meal the whole family will enjoy!

How to Make Cheddar Chicken Spaghetti

This casserole is super easy to make with only a few simple ingredients. Bring a large pot of water to a boil. Add salt, and cook the pasta according to the package directions for al dente. Drain and set aside. In a large bowl, whisk together cream of chicken soup, cream of mushroom soup, chicken broth, Worcestershire sauce, garlic powder, and onion flakes. Stir in one cup of shredded sharp cheddar cheese. Spray a 9×13-inch baking dish with cooking spray. Layer cooked spaghetti and cooked chopped chicken in the pan. Pour sauce over the chicken. Sprinkle with more shredded cheese and bake uncovered until bubbly. Garnish the cooked casserole with parsley or green onions.

Helpful Tips & Frequently Asked Questions

You can use any cooked chicken in this recipe. I use rotisserie chicken. This is a great recipe to use up any leftover chicken you have in the fridge!
- Here is our recipe for Slow Cooker Rotisserie Chicken: https://www.plainchicken.com/slow-cooker-rotisserie-chicken/
Here is our recipe for Homemade Chicken Broth: https://www.plainchicken.com/slow-cooker-chicken-broth/
Feel free to add bell pepper, broccoli, or roasted red peppers to the casserole mixture.
Can substitute chopped fresh onion or onion powder for dried minced onion flakes.
For a kick, add a dash of red pepper flakes or some cayenne pepper.
Can Cheddar Chicken Spaghetti be made in advance? Yes! Assemble the casserole. Cover the dish with plastic wrap and refrigerate until ready to bake.
Can Cheddar Chicken Spaghetti be frozen? Yes! Assemble the casserole and cool completely. Cover the dish with plastic wrap and aluminum foil. Place in the freezer for up to 3 months.
- To bake after freezing, thaw overnight in the refrigerator and bake as directed.
Store leftovers in an airtight container in the refrigerator.

What to Serve with Cheesy Chicken Spaghetti Bake

As I said, this casserole has quickly become a family favorite. We ate this for dinner and again for lunch the next day. It is equally delicious, if not better, reheated the next day.

We usually serve this with some green beans or a salad with some crusty bread and butter. It is equally delicious with some asparagus or broccoli. Add this to your menu ASAP! It is sure to become a favorite in your house too!

Vegetables