If you’re craving a comforting, cheesy, and hearty meal that feels like a warm hug from the inside, then you have to try this Ultimate Chicken Spaghetti Recipe. It’s the perfect blend of tender chicken, al dente spaghetti, creamy soups, and a trio of cheeses baked to golden perfection. This dish is one of those all-in-one meals that manages to be both nostalgic and exciting, bringing together flavors and textures in such a satisfying way that it quickly becomes a go-to for family dinners or casual get-togethers.

Ingredients You’ll Need
Gathering the right ingredients for this Ultimate Chicken Spaghetti Recipe is simple, yet each one plays a crucial role in creating its rich flavor and inviting texture. From fresh veggies adding a bit of bite and color, to the creamy base that holds everything together, every component makes this dish truly special.
- 12 oz spaghetti: Perfectly sized for the dish, providing a hearty carb foundation with the ideal bite when cooked al dente.
- 2 cups cooked, shredded chicken: Adds tender protein that absorbs all the creamy seasonings wonderfully.
- 2 tablespoons butter: Used to sauté the veggies, giving them richness and helping develop flavor.
- 1 small onion, diced: Brings a subtle sweetness and depth each tablespoon of this dish needs.
- 1 small green bell pepper, diced: Adds freshness and a slight crunch, balancing the creaminess.
- 2 cloves garlic, minced: Essential for that irresistible aroma and savory punch.
- 1 can (10.5 oz) cream of chicken soup: One half of the creamy base that keeps the spaghetti luscious.
- 1 can (10.5 oz) cream of mushroom soup: Complements the chicken soup for a well-rounded, earthy flavor.
- 1 can (10 oz) Rotel tomatoes, drained: Adds a subtle spicy and tangy twist, brightening the dish.
- 1 cup chicken broth: Helps create the perfect sauce consistency and infuses more chicken flavor.
- 1 teaspoon Italian seasoning: A fragrant mix that binds all flavors with herbs like oregano and basil.
- 1/2 teaspoon paprika: Offers a gentle smoky warmth without overpowering the dish.
- 1/2 teaspoon salt: Essential for balancing all the flavors.
- 1/2 teaspoon black pepper: Adds a little kick and freshness to the palate.
- 2 cups shredded cheddar cheese: Provides bold, melty cheesiness that makes this spaghetti irresistible.
- 1/2 cup shredded mozzarella cheese: Brings gooey creaminess and stringy texture.
- 1/4 cup grated Parmesan cheese: A sharp, nutty finish that adds complexity to the cheesy topping.
How to Make Ultimate Chicken Spaghetti Recipe
Step 1: Prepare Your Oven and Dish
Start by preheating your oven to 350°F (175°C) so it’s ready to go once everything is combined. Grease a 9×13-inch baking dish generously to ensure your cheesy spaghetti doesn’t stick and can be served easily.
Step 2: Cook the Spaghetti
Follow the package instructions to cook the spaghetti until it’s al dente — tender but with a bit of a bite. This texture is key because the pasta will absorb sauce flavors without becoming mushy. Drain well and set it aside.
Step 3: Sauté the Aromatics
Melt the butter in a large skillet over medium heat, then toss in the diced onion, green bell pepper, and minced garlic. Cook for about 3 to 4 minutes until they soften and release their wonderful fragrance. This base builds so much flavor right here.
Step 4: Create the Creamy Sauce
Add the cream of chicken soup, cream of mushroom soup, drained Rotel tomatoes, and chicken broth directly into the skillet. Stir everything together until it’s smooth and well combined — this is the heart of your sauce that will coat every strand of pasta deliciously.
Step 5: Season Perfectly
Sprinkle in the Italian seasoning, paprika, salt, and black pepper. Give it a good stir to bring the spices through the whole sauce. This seasoning blend hits all the right notes to elevate the dish uniquely.
Step 6: Add the Chicken
Reduce the heat to low and mix in your cooked, shredded chicken. Make sure every shred gets nestled into the creamy sauce. This is when the protein element really shines alongside the vegetables and rich sauce.
Step 7: Combine with Spaghetti
Toss the cooked spaghetti into the skillet, coating every strand thoroughly with the luscious sauce and chicken mixture. It’s all about balance here — the pasta, sauce, and chicken must come together flawlessly.
Step 8: Transfer and Top
Pour this glorious mixture into your prepared baking dish. Then spread the shredded cheddar, mozzarella, and grated Parmesan evenly on top. These cheeses melt and create a golden, bubbly crust that’s pure comfort food heaven.
Step 9: Bake to Perfection
Bake the dish uncovered for 25 to 30 minutes until the cheese topping is melted, bubbly, and just beginning to brown at the edges. This step melds all the flavors and promises a delightful texture with every bite.
Step 10: Let It Rest
Once out of the oven, allow your Ultimate Chicken Spaghetti Recipe to rest for about 5 minutes. This little pause helps it set slightly so serving is easier and the flavors settle perfectly.
How to Serve Ultimate Chicken Spaghetti Recipe

Garnishes
Fresh garnishes like chopped parsley or green onions add a pop of color and a touch of freshness to balance the creamy casserole. You can also sprinkle a little additional Parmesan cheese or crushed red pepper flakes for extra flair.
Side Dishes
This cheesy chicken spaghetti is pretty much a full meal on its own, but if you want to round it out, consider serving it with a crisp green salad or roasted veggies. Garlic bread or a warm crusty baguette also pairs beautifully and helps mop up any extra sauce.
Creative Ways to Present
For a fun twist, serve this dish in individual ramekins or small baking dishes for personal portions. You can also add a layer of breadcrumbs mixed with Parmesan on top before baking for an irresistible crunchy crust. Think of it as your own signature spin on this Ultimate Chicken Spaghetti Recipe.
Make Ahead and Storage
Storing Leftovers
Leftover Ultimate Chicken Spaghetti Recipe stores wonderfully in the refrigerator for up to 3 days. Keep it tightly sealed in an airtight container to preserve freshness and prevent it from drying out.
Freezing
You can freeze this dish either before or after baking. If freezing uncooked, assemble it in a freezer-safe container and cover it tightly, storing it for up to 2 months. When ready, bake it from frozen, just adding extra baking time. For cooked leftovers, let it cool completely before freezing in portions.
Reheating
Reheat leftovers gently in the oven at 350°F until warmed through to maintain the crispy cheese topping. For quicker reheating, microwave individual portions on medium power, stirring halfway to ensure even heating and creamy consistency.
FAQs
Can I use fresh tomatoes instead of canned Rotel?
Absolutely! Fresh diced tomatoes can be used, but keep in mind they won’t have the same level of spice or seasoning as Rotel. You might want to add a pinch of cayenne or chili powder to mimic that slight kick.
Is it okay to use a different type of cheese?
Yes, feel free to experiment with cheese varieties. Monterey Jack or pepper jack can add interesting flavor layers, and even a bit of smoked gouda can enhance the dish’s richness if you want to try something bold.
Can I make this recipe vegetarian?
You can! Simply omit the chicken and substitute vegetable broth for the chicken broth. Adding extra mushrooms or a plant-based protein can keep the dish hearty and satisfying.
How spicy is the Ultimate Chicken Spaghetti Recipe?
This recipe has a mellow warmth, mainly from the Rotel tomatoes and paprika, making it approachable for most palates. If you like more heat, simply add extra diced jalapeños or crushed red pepper flakes.
Can I use leftover rotisserie chicken?
Definitely! Using leftover rotisserie chicken is a convenient way to add flavor without extra effort, and it works perfectly shredded right into the sauce.
Final Thoughts
Making the Ultimate Chicken Spaghetti Recipe is like inviting comfort and joy to your dinner table all at once. It’s simple enough for weeknights but impressive enough to share with guests. The creamy sauce, tender chicken, melty cheese, and perfectly cooked pasta make it one of those dishes you’ll want to make again and again. I really hope you dive in and enjoy every delicious bite as much as I do!
Print
Ultimate Chicken Spaghetti Recipe
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Total Time: 45 minutes
- Yield: 6 servings
- Category: Main Dish
- Method: Baking
- Cuisine: American
Description
This Ultimate Chicken Spaghetti is a comforting and flavorful baked pasta dish loaded with tender shredded chicken, sautéed vegetables, creamy soups, Rotel tomatoes, and a blend of cheeses. Perfect for a family dinner, it’s baked until bubbly and golden, offering a satisfying meal that combines creamy textures with hearty flavors.
Ingredients
Pasta and Chicken
- 12 oz spaghetti
- 2 cups cooked, shredded chicken
Vegetables and Aromatics
- 2 tablespoons butter
- 1 small onion, diced
- 1 small green bell pepper, diced
- 2 cloves garlic, minced
Liquids and Seasonings
- 1 can (10.5 oz) cream of chicken soup
- 1 can (10.5 oz) cream of mushroom soup
- 1 can (10 oz) Rotel tomatoes, drained
- 1 cup chicken broth
- 1 teaspoon Italian seasoning
- 1/2 teaspoon paprika
- 1/2 teaspoon salt
- 1/2 teaspoon black pepper
Cheeses
- 2 cups shredded cheddar cheese
- 1/2 cup shredded mozzarella cheese
- 1/4 cup grated Parmesan cheese
Instructions
- Preheat the oven. Preheat your oven to 350°F (175°C) and grease a 9×13-inch baking dish to prepare it for the casserole.
- Cook spaghetti. Boil the spaghetti according to package directions until al dente, then drain well and set aside.
- Sauté vegetables. In a large skillet, melt the butter over medium heat. Add the diced onion, green bell pepper, and minced garlic and sauté for about 3-4 minutes until the vegetables are softened and fragrant.
- Add soups and tomatoes. Stir in the cream of chicken soup, cream of mushroom soup, drained Rotel tomatoes, and chicken broth into the skillet, mixing everything thoroughly.
- Season the sauce. Add Italian seasoning, paprika, salt, and black pepper to the mixture, stirring well to combine all the flavors evenly.
- Mix in chicken. Reduce the heat to low, then add the shredded cooked chicken. Stir until the chicken is fully coated with the sauce.
- Combine pasta and sauce. Toss the cooked spaghetti into the skillet with the sauce and chicken, mixing well to ensure the pasta is evenly coated.
- Assemble the casserole. Transfer the spaghetti mixture into the prepared baking dish, spreading it out evenly. Top the dish with shredded cheddar, mozzarella, and grated Parmesan cheeses evenly over the top.
- Bake until bubbly. Place the baking dish in the preheated oven and bake uncovered for 25-30 minutes, until the cheese has melted completely and is bubbly and lightly golden.
- Rest and serve. Remove the casserole from the oven and let it rest for 5 minutes to meld flavors and firm up slightly before serving.
Notes
- Use rotisserie chicken or leftover cooked chicken for convenience.
- Drain the Rotel tomatoes well to prevent excess liquid in the casserole.
- For extra cheesy topping, sprinkle additional cheddar or mozzarella before baking.
- Leftovers can be refrigerated up to 3 days and reheated in the oven.
- Feel free to add extra veggies like mushrooms or jalapeños for added texture and flavor.

