Delight in the Cheesy Goodness of Chicken Spaghetti Casserole
Explore the comfort of this Chicken Spaghetti Casserole, a dish that combines tender chicken, spaghetti noodles, and a cheesy, creamy sauce into a delectable meal. Perfect for dinner with family or a cozy gathering with friends, this recipe offers a tasty twist on classic ingredients.

Ideal for those who appreciate a satisfying meal, this casserole is sure to become a new favorite. Ready to whip up a dish that everyone will love? Let’s jump into this simple yet delicious recipe.
Cheesy and Comforting: Your New Favorite Casserole
This Chicken Spaghetti Casserole is not only rich in flavor but also wonderfully comforting. Here’s how you can recreate this dish, which is sure to draw compliments from all who try it.
Essential Tips for a Perfect Chicken Spaghetti Casserole:
- Perfect Pasta: Cook your spaghetti just shy of al dente to keep it from getting too soft in the oven.
- Rich Flavor Base: Sauté onions and peppers to build a flavorful foundation for your casserole.
- Cheesy Layers: Use a combination of cheddar and Velveeta for a creamy, melty texture.
- Sufficient Moisture: Keep some pasta water to adjust the sauce consistency as needed.
- Golden Finish: Bake until the top is beautifully golden and the sauce bubbles.

Chicken Spaghetti Casserole Recipe:
- Preparation time: 20 minutes
- Cooking time: 40 minutes
- Servings: 8
- Equipment: 6-quart Dutch Oven, 9x13-inch baking dish
This casserole will fill your home with the aroma of baking cheese and spices, promising a delightful meal.
Ingredients:
- 1 pound spaghetti noodles
- 2 tablespoons olive oil, divided
- 1 yellow onion, diced
- 1 bell pepper (red or green), diced
- 2 cans (10 ounces each) diced tomatoes with green chilies (Rotel)
- 1 can (10.5 ounces) cream of mushroom soup
- 1 can (10.5 ounces) cream of chicken soup
- 2 cups chicken stock
- 2 cups shredded cheddar cheese
- 4 ounces Velveeta, cut into cubes
- 2 heaping cups cooked, diced or shredded chicken
- Salt and pepper, to taste
Directions:
- Prepare Pasta: Bring a large pot of salted water to a boil. Cook spaghetti for about 10 minutes. Drain, reserving ½ cup pasta water. Toss with 1 tablespoon olive oil.
- Heat Oven and Prep Dish: Preheat to 350°F. Grease a 13x9-inch baking dish.
- Cook Veggies: In a Dutch oven, heat the remaining olive oil. Sauté onion and bell pepper until soft.
- Simmer Sauces: Add Rotel tomatoes and reduce liquid. Mix in both soups and chicken stock. Bring to a simmer.
- Melt Cheeses: Add cheddar and Velveeta. Stir until melted. Add cooked chicken. Season with salt and pepper.
- Combine with Spaghetti: Stir spaghetti into the sauce. Adjust consistency with reserved pasta water if needed.
- Bake: Transfer to baking dish. Bake for 30-40 minutes until golden and bubbly.
- Serve: Enjoy hot from the oven!
Ready to Serve!
Your Chicken Spaghetti Casserole is now ready to impress. This dish is a comforting, cheesy delight, perfect for any occasion. Enjoy the heartwarming flavors and the satisfaction of a homemade meal.
Print📖 Recipe
Chicken Spaghetti Casserole
This casserole will fill your home with the aroma of baking cheese and spices, promising a delightful meal.
- Total Time: 1 hour
- Yield: 8 1x
Ingredients
- 1 pound spaghetti noodles
- 2 tablespoons olive oil, divided
- 1 yellow onion, diced
- 1 bell pepper (red or green), diced
- 2 cans (10 ounces each) diced tomatoes with green chilies (Rotel)
- 1 can (10.5 ounces) cream of mushroom soup
- 1 can (10.5 ounces) cream of chicken soup
- 2 cups chicken stock
- 2 cups shredded cheddar cheese
- 4 ounces Velveeta, cut into cubes
- 2 heaping cups cooked, diced or shredded chicken
- Salt and pepper, to taste
Instructions
- Prepare Pasta: Bring a large pot of salted water to a boil. Cook spaghetti for about 10 minutes. Drain, reserving ½ cup pasta water. Toss with 1 tablespoon olive oil.
- Heat Oven and Prep Dish: Preheat to 350°F. Grease a 13x9-inch baking dish.
- Cook Veggies: In a Dutch oven, heat the remaining olive oil. Sauté onion and bell pepper until soft.
- Simmer Sauces: Add Rotel tomatoes and reduce liquid. Mix in both soups and chicken stock. Bring to a simmer.
- Melt Cheeses: Add cheddar and Velveeta. Stir until melted. Add cooked chicken. Season with salt and pepper.
- Combine with Spaghetti: Stir spaghetti into the sauce. Adjust consistency with reserved pasta water if needed.
- Bake: Transfer to baking dish. Bake for 30-40 minutes until golden and bubbly.
- Serve: Enjoy hot from the oven!
- Prep Time: 20 minutes
- Cook Time: 40 minutes






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