Go Back

Chicken Spaghetti Casserole

A comforting casserole combining tender chicken, creamy sauce, and cheesy goodness, perfect for busy weeknights or casual gatherings.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Course Dinner, Main Course
Cuisine American
Servings 8 servings
Calories 300 kcal

Ingredients
  

Main Ingredients

  • 2 cups cooked spaghetti
  • 2 cups cooked, shredded chicken Use leftover chicken if available.
  • 1 can (10 oz) Rotel tomatoes, undrained
  • 1 cup sour cream
  • 1 cup cream of chicken soup
  • 1 cup shredded cheddar cheese Divided
  • 1 cup shredded mozzarella cheese Divided
  • ½ cup grated parmesan cheese
  • 1 teaspoon garlic powder
  • 1 teaspoon onion powder
  • Salt and pepper to taste
  • 1 cup diced bell peppers (optional) For extra flavor.
  • ½ cup breadcrumbs (optional for topping) For added crunch.

Instructions
 

Preparation

  • Preheat the oven to 350°F (175°C).
  • In a large mixing bowl, combine cooked spaghetti, shredded chicken, Rotel tomatoes, sour cream, cream of chicken soup, half of the cheddar and mozzarella cheeses, garlic powder, onion powder, salt, and pepper. If using, add diced bell peppers.
  • Mix well until all ingredients are combined.
  • Transfer the mixture to a greased 9×13 inch baking dish.
  • Sprinkle the remaining cheese on top, and if desired, add breadcrumbs over the cheese.

Baking

  • Bake in the preheated oven for 25-30 minutes, or until bubbly and golden on top.
  • Let cool slightly before serving.

Notes

This casserole is delicious on its own but pairs nicely with a simple green salad or some crusty bread. For extra flavor, drizzle with hot sauce or serve with garlic bread.
Keyword Chicken Casserole, Comfort Food, Easy Dinner, leftover chicken, spaghetti casserole