Cheesy Chicken Spaghetti

Why You’ll Love This Recipe

• Rich and cheesy: Packed with sharp cheddar for that gooey, melty goodness.

• Comforting classic: A Southern staple that’s warm, filling, and nostalgic.

• Customizable: Easy to adjust the spice level and add extra veggies.

• Feeds a crowd: Perfect for gatherings, potlucks, or large family dinners.

• Make-ahead friendly: Can be prepped ahead and baked when ready to serve.

Ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

1/4 cup green onions, sliced
1 teaspoon garlic powder
2 cups sharp cheddar, shredded
3 to 4 boneless, skinless chicken breasts (about 1.5 pounds)
1 teaspoon paprika
1 can (10.5 ounces) condensed cream of chicken soup
1/2 teaspoon cayenne pepper
1 cup fresh bell peppers, chopped
8 ounces dried spaghetti

Directions

1. Preheat the Oven: Set oven to 350°F (175°C). Grease a large casserole dish.

2. Cook the Chicken: Heat a large pot over medium heat. Cook chicken breasts for 6–7 minutes per side until fully cooked and browned. Let cool slightly, then shred.

3. Boil the Pasta: In a large pot of salted boiling water, cook spaghetti for 8–10 minutes until al dente. Drain and set aside.

4. Mix the Casserole Base: In a large bowl, combine shredded chicken, cooked spaghetti, cream of chicken soup, chopped bell peppers, paprika, garlic powder, cayenne, and half of the shredded cheddar. Stir until evenly mixed.

5. Assemble: Pour mixture into the greased casserole dish. Sprinkle the remaining cheddar evenly over the top.

6. Bake: Bake uncovered for 25–30 minutes until bubbly and golden on top.

7. Finish: Let cool for 5 minutes before serving. Garnish with sliced green onions.

Servings and timing

Servings: 6 portions
Prep Time: 25 minutes
Cook Time: 30 minutes
Total Time: 55 minutes

Variations

• Extra creamy: Stir in 1/2 cup sour cream for a richer casserole.

• Spicy twist: Add diced jalapeños or increase the cayenne pepper.

• Veggie boost: Include mushrooms, spinach, or zucchini for more nutrition.

• Different cheese: Swap cheddar with Monterey Jack, mozzarella, or a blend.

• Rotisserie chicken: Save time by using pre-cooked shredded rotisserie chicken.

Storage/Reheating

Store leftovers in an airtight container in the refrigerator for up to 4 days. To reheat, warm individual servings in the microwave or cover the whole casserole with foil and bake at 325°F until heated through. For longer storage, freeze the baked or unbaked casserole for up to 2 months. Thaw in the refrigerator before reheating or baking.

FAQs

Can I make Cheesy Chicken Spaghetti ahead of time?

Yes, you can assemble the casserole up to a day in advance and refrigerate. Bake when ready to serve.

Can I use rotisserie chicken?

Absolutely. Using shredded rotisserie chicken saves time and adds flavor.

What type of pasta works best?

Spaghetti is traditional, but linguine, penne, or fusilli also work well.

Can I make this recipe without condensed soup?

Yes, you can substitute with a homemade roux-based sauce or cream sauce.

How do I prevent the casserole from drying out?

Cover with foil while reheating, or add a splash of chicken broth before baking.

Can I freeze Cheesy Chicken Spaghetti?

Yes. Wrap tightly and freeze for up to 2 months. Thaw overnight before baking or reheating.

Can I add more vegetables?

Definitely. Mushrooms, peas, or broccoli are great additions.

Is this dish spicy?

The cayenne gives it a mild kick, but you can reduce or omit it for a milder flavor.

Can I double the recipe for a crowd?

Yes, simply use a larger casserole dish or two medium ones and double all ingredients.

What cheese melts best for this recipe?

Sharp cheddar gives the most flavor, but mixing in mozzarella makes it extra melty.

Conclusion

Cheesy Chicken Spaghetti is a comforting, hearty casserole that delivers big flavor with minimal fuss. Loaded with tender chicken, creamy sauce, and plenty of cheese, it’s a dish the whole family will love. Whether you’re making it for Sunday dinner, a weeknight meal, or a potluck, this Southern classic is guaranteed to be a hit every time.