There is nothing quite like the comfort and warmth of a classic casserole, and this Creamy Chicken Spaghetti Bake Recipe hits all the right notes. Imagine tender strands of perfectly cooked spaghetti enveloped in a rich, cheesy sauce, bursting with savory chicken and subtle spices. It’s a deliciously satisfying dish that comes together quickly, making it an ideal weeknight favorite that feels like a special occasion meal. Whether feeding a crowd or enjoying leftovers, this baked delight brings creamy, cheesy goodness with every bite.
Ingredients You’ll Need

Ingredients You’ll Need
The beauty of this recipe is in its simplicity and how each ingredient plays a key role in building layers of flavor and texture. From tender chicken to melty cheddar and the creamy sauce, every component works together seamlessly to create a hearty, comforting dish.
- 12 ounces spaghetti: Cooked al dente to maintain a perfect bite that holds up after baking.
- 2 tablespoons olive oil: Adds richness and helps soften the onion and garlic beautifully.
- 1 small yellow onion, finely chopped: Brings a touch of sweetness and depth when sautéed.
- 2 cloves garlic, minced: Provides a fragrant, savory note that elevates the entire sauce.
- 2 cups cooked shredded chicken: The hearty protein backbone, use rotisserie or boiled for convenience.
- 1 can (10.5 ounces) cream of chicken soup: Adds creamy body and classic comforting flavor.
- 1 can (10.5 ounces) cream of mushroom soup: Infuses earthiness and a velvety texture into the sauce.
- 1 cup chicken broth: Balances the creaminess with a light savory liquid base.
- 1 cup sour cream: Boosts creaminess and adds a slight tanginess that brightens the dish.
- 2 cups shredded cheddar cheese, divided: Cheddar brings rich, melty cheesiness; reserving some for topping creates a golden crust.
- 1/2 teaspoon paprika: Offers gentle warmth and a hint of color.
- 1/2 teaspoon garlic powder: Enhances the garlic flavor for a deeper savoriness.
- 1/2 teaspoon black pepper: Provides mild heat and spice that ties everything together.
- 1/2 teaspoon salt: Necessary to balance and elevate all the flavors.
- 1/4 teaspoon cayenne pepper (optional): Adds a subtle kick if you want a touch of heat.
- 2 tablespoons chopped fresh parsley (optional): A fresh herb garnish that brightens the final presentation.
How to Make Creamy Chicken Spaghetti Bake Recipe
Step 1: Prepare the Base
Preheat your oven to 350°F (175°C). Heat olive oil in a large skillet over medium heat, then add the finely chopped onion. Sauté for 3 to 4 minutes until the onion becomes soft and translucent. Next, stir in the minced garlic and cook for another 30 seconds until fragrant. This aromatic base is crucial for building flavor.
Step 2: Build the Sauce
Into the skillet, add the cooked shredded chicken along with the cream of chicken soup, cream of mushroom soup, chicken broth, and sour cream. Stir in 1 and 1/2 cups of shredded cheddar cheese along with the paprika, garlic powder, black pepper, salt, and cayenne pepper if using. Mix everything well and allow it to heat through gently until it starts bubbling and the cheese begins melting, creating a luscious creamy sauce.
Step 3: Combine Pasta and Sauce
Fold the al dente cooked spaghetti into the creamy mixture, ensuring every strand gets nicely coated with that cheesy, savory sauce. This step is where the pasta soaks in all the flavors, making each bite delightful.
Step 4: Bake to Perfection
Transfer the entire pasta and chicken mixture into a greased 9×13-inch baking dish. Spread it out evenly, then sprinkle the remaining 1/2 cup of shredded cheddar cheese over the top. Pop it into the oven and bake for 25 to 30 minutes, until the dish is hot, bubbly, and the cheese topping has melted and turned golden. The warm, cheesy crust adds a fantastic texture contrast to the creamy interior.
How to Serve Creamy Chicken Spaghetti Bake Recipe
Garnishes
A sprinkle of freshly chopped parsley not only adds a pop of vibrant green color but also a subtle freshness that cuts through the richness. Feel free to add a little extra cracked black pepper or a dusting of paprika for presentation and flavor.
Side Dishes
This creamy dish pairs wonderfully with crisp, bright sides like a simple garden salad with a vinaigrette dressing or steamed green beans. The lightness of the veggies balances the richness, creating a well-rounded meal everyone will love.
Creative Ways to Present
For a party or potluck, serve individual portions in mini casserole dishes or muffin tins for personal “cupcake” sized servings. You can also layer it with sautéed mushrooms or roasted bell peppers before baking, adding color and an extra layer of flavor that pleasantly surprises.
Make Ahead and Storage
Storing Leftovers
Cool the baked casserole completely, then cover and refrigerate. It will keep well for up to 3 days, making it perfect for easy next-day lunches or dinners. The flavors actually deepen overnight.
Freezing
This recipe freezes beautifully. Prepare the casserole through Step 3, cover tightly with foil or plastic wrap, and freeze for up to 2 months. When ready to use, thaw overnight in the fridge, then bake as directed, adding a few extra minutes if needed to heat through.
Reheating
Reheat individual portions in the microwave until warmed through, stirring halfway for even heat. For larger portions, bake covered at 350°F until hot and bubbly again. A few extra sprinkles of cheddar can freshen up the top during reheating.
FAQs
Can I use a different type of pasta for this recipe?
Absolutely! While spaghetti works wonderfully, you can use penne, rotini, or any pasta that holds sauce well. Just ensure it’s cooked al dente so it doesn’t become mushy after baking.
Is it possible to make this dish vegetarian?
Yes! Simply swap the shredded chicken for sautéed mushrooms, roasted vegetables, or even plant-based chicken alternatives. Be sure to use vegetable broth instead of chicken broth for a fully vegetarian version.
Can I use Greek yogurt instead of sour cream?
Yes, Greek yogurt is a fantastic lighter substitute that still adds creaminess and a slight tang. It works well without sacrificing flavor and can be a healthier option.
How spicy is this recipe with cayenne pepper?
The cayenne pepper adds just a subtle warmth rather than intense heat. It can easily be omitted if you prefer a milder flavor or adjusted to taste for a bit more kick.
What type of cheese is best for the topping?
Sharp cheddar cheese is recommended for a robust flavor and great melting quality. However, you can mix with mozzarella or Monterey Jack for a different texture and mildness.
Final Thoughts
If you’re craving a no-fuss, soul-satisfying meal that’s creamy, cheesy, and packed with comforting flavors, this Creamy Chicken Spaghetti Bake Recipe is an absolute must-try. It’s a hearty dish that feels like a warm hug on a plate, perfect for busy weeknights or feeding family and friends. Give it a go—you might just find your new go-to comfort food classic!
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Creamy Chicken Spaghetti Bake Recipe
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Total Time: 45 minutes
- Yield: 6 servings
- Category: Main Course
- Method: Baking
- Cuisine: American
- Diet: Kid-Friendly
Description
This creamy chicken spaghetti is a comforting and hearty baked pasta dish featuring tender shredded chicken, a rich creamy sauce made with cream of chicken and mushroom soups, and plenty of melted cheddar cheese. It’s perfect for an easy weeknight dinner that the whole family will love.
Ingredients
Pasta
- 12 ounces spaghetti, cooked al dente and drained
Sauce & Chicken
- 2 tablespoons olive oil
- 1 small yellow onion, finely chopped
- 2 cloves garlic, minced
- 2 cups cooked shredded chicken (rotisserie or boiled)
- 1 can (10.5 ounces) cream of chicken soup
- 1 can (10.5 ounces) cream of mushroom soup
- 1 cup chicken broth
- 1 cup sour cream
- 2 cups shredded cheddar cheese, divided
Seasonings
- 1/2 teaspoon paprika
- 1/2 teaspoon garlic powder
- 1/2 teaspoon black pepper
- 1/2 teaspoon salt
- 1/4 teaspoon cayenne pepper (optional)
Garnish (optional)
- 2 tablespoons chopped fresh parsley
Instructions
- Preheat Oven: Preheat your oven to 350°F (175°C) to prepare for baking the assembled dish.
- Sauté Onion and Garlic: Heat olive oil in a large skillet over medium heat. Add the finely chopped onion and cook for 3–4 minutes until softened. Stir in the minced garlic and cook for an additional 30 seconds to release its aroma.
- Prepare Sauce: Into the skillet, add the cooked shredded chicken, cream of chicken soup, cream of mushroom soup, chicken broth, sour cream, 1 1/2 cups of shredded cheddar cheese, paprika, garlic powder, black pepper, salt, and cayenne pepper if using. Stir everything thoroughly until well combined and heat through gently.
- Combine with Spaghetti: Add the cooked and drained spaghetti to the skillet. Toss everything together to evenly coat the pasta with the creamy chicken sauce.
- Assemble in Baking Dish: Transfer the mixture into a greased 9×13-inch baking dish and spread it out evenly to prepare for baking.
- Add Topping: Sprinkle the remaining 1/2 cup of shredded cheddar cheese evenly over the top of the dish.
- Bake: Place the baking dish in the preheated oven and bake for 25–30 minutes, or until the casserole is hot, bubbly, and the cheese topping is melted and slightly golden.
- Garnish and Serve: Remove from oven and garnish with chopped fresh parsley if desired. Serve hot and enjoy your creamy chicken spaghetti!
Notes
- You can substitute Greek yogurt for sour cream for a lighter, tangier sauce.
- Add chopped bell peppers or mushrooms along with the onion for extra vegetable flavor and nutrition.

