Why Make This Recipe
Chicken Spaghetti Casserole is a comforting dish that combines tender chicken, pasta, and creamy sauces all baked into one hearty meal. It is easy to make and perfect for family dinners or potlucks. This recipe offers a great way to use leftover chicken and is sure to please both kids and adults alike.
How to Make Chicken Spaghetti Casserole
Ingredients
- 12 oz spaghetti, broken into thirds
- 3 cups cooked chicken, shredded (rotisserie or poached works great)
- 1 tbsp olive oil
- 1 small onion, finely chopped
- 1 green bell pepper, diced
- 2 cloves garlic, minced
- 1 can (10.5 oz) cream of chicken soup
- 1 can (10.5 oz) cream of mushroom soup
- 1 can (10 oz) diced tomatoes with green chilies, drained
- 1 cup chicken broth
- 2 cups shredded cheddar cheese (divided)
- 1 cup shredded mozzarella cheese
- 1 tsp salt
- ½ tsp black pepper
- ½ tsp paprika
- ½ tsp garlic powder
- Fresh parsley, chopped (for garnish)
- Crushed red pepper flakes (for heat)
- Extra cheese on top
Directions
- Boil a large pot of salted water.
- Cook the spaghetti until just al dente (about 8 minutes).
- Drain and set aside.
- Heat olive oil in a skillet over medium heat.
- Add chopped onion and bell pepper. Cook for 4–5 minutes until softened.
- Add garlic and sauté for another 30 seconds until fragrant. Remove from heat.
- In a large mixing bowl, combine cream of chicken soup, cream of mushroom soup, diced tomatoes with green chilies, and chicken broth.
- Add salt, black pepper, paprika, and garlic powder.
- Stir in the shredded chicken, sautéed vegetables, 1½ cups cheddar cheese, mozzarella cheese, and cooked spaghetti.
- Mix until fully combined.
- Preheat your oven to 350°F (175°C).
- Grease a 9×13-inch baking dish and pour in the spaghetti mixture.
- Spread evenly and top with the remaining ½ cup cheddar cheese.
- Cover with foil.
- Bake for 25 minutes, covered.
- Remove foil and bake another 10–15 minutes until cheese is bubbly and golden.
- Let it rest for 5 minutes before serving.
- Garnish with parsley or red pepper flakes if desired.
How to Serve Chicken Spaghetti Casserole
Serve the Chicken Spaghetti Casserole warm, directly from the baking dish. It can be accompanied by a fresh green salad or garlic bread on the side for a complete meal.
How to Store Chicken Spaghetti Casserole
To store leftovers, let the casserole cool completely. Place it in an airtight container and refrigerate for up to 3-4 days. You can also freeze it, covered tightly with foil or plastic wrap, for up to 2 months. Thaw in the refrigerator before reheating.
Tips to Make Chicken Spaghetti Casserole
- Use leftover rotisserie chicken for quick preparation.
- Feel free to add vegetables like mushrooms or spinach for extra nutrients.
- Adjust spices based on your heat preference. Add more crushed red pepper for a spicier kick.
Variation
You can easily convert this recipe into a vegetarian dish by omitting the chicken and adding more vegetables, such as zucchini or broccoli. You can also use a meat substitute or a combination of different cheeses for variety.
FAQs
1. Can I make Chicken Spaghetti Casserole ahead of time?
Yes, you can prepare the casserole a day in advance. Just cover it and store it in the fridge until you’re ready to bake it.
2. Can I use a different type of cheese?
Absolutely! You can use your favorite cheese or any combination of cheeses that melts well.
3. How do I know when the casserole is done?
The casserole is done when the cheese is melted, bubbly, and lightly golden on top. You can check by inserting a knife into the center; it should come out hot.
Print
Chicken Spaghetti Casserole
- Prep Time: 15 minutes
- Cook Time: 40 minutes
- Total Time: 55 minutes
- Yield: 6 servings 1x
- Category: Main Course
- Method: Baking
- Cuisine: American
- Diet: Non-Vegetarian
Description
A comforting dish combining tender chicken, pasta, and creamy sauces, all baked into one hearty meal.
Ingredients
- 12 oz spaghetti, broken into thirds
- 3 cups cooked chicken, shredded
- 1 tbsp olive oil
- 1 small onion, finely chopped
- 1 green bell pepper, diced
- 2 cloves garlic, minced
- 1 can (10.5 oz) cream of chicken soup
- 1 can (10.5 oz) cream of mushroom soup
- 1 can (10 oz) diced tomatoes with green chilies, drained
- 1 cup chicken broth
- 2 cups shredded cheddar cheese (divided)
- 1 cup shredded mozzarella cheese
- 1 tsp salt
- ½ tsp black pepper
- ½ tsp paprika
- ½ tsp garlic powder
- Fresh parsley, chopped (for garnish)
- Crushed red pepper flakes (for heat)
- Extra cheese on top
Instructions
- Boil a large pot of salted water.
- Cook the spaghetti until just al dente (about 8 minutes). Drain and set aside.
- Heat olive oil in a skillet over medium heat.
- Add chopped onion and bell pepper. Cook for 4–5 minutes until softened.
- Add garlic and sauté for another 30 seconds until fragrant. Remove from heat.
- In a large mixing bowl, combine cream of chicken soup, cream of mushroom soup, diced tomatoes with green chilies, and chicken broth.
- Add salt, black pepper, paprika, and garlic powder.
- Stir in the shredded chicken, sautéed vegetables, 1½ cups cheddar cheese, mozzarella cheese, and cooked spaghetti. Mix until fully combined.
- Preheat your oven to 350°F (175°C).
- Grease a 9×13-inch baking dish and pour in the spaghetti mixture. Spread evenly and top with the remaining ½ cup cheddar cheese. Cover with foil.
- Bake for 25 minutes, covered. Remove foil and bake another 10–15 minutes until cheese is bubbly and golden.
- Let it rest for 5 minutes before serving. Garnish with parsley or red pepper flakes if desired.
Notes
Use leftover rotisserie chicken for quick preparation and adjust spices based on your heat preference.
Nutrition
- Serving Size: 1 serving
- Calories: 450
- Sugar: 4g
- Sodium: 650mg
- Fat: 20g
- Saturated Fat: 8g
- Unsaturated Fat: 10g
- Trans Fat: 0g
- Carbohydrates: 44g
- Fiber: 3g
- Protein: 30g
- Cholesterol: 85mg







