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Creamy Chicken Spaghetti Casserole

This creamy chicken spaghetti is the ultimate comfort food dinner—cheesy, flavorful, and easy to make!
Prep Time10 minutes
Cook Time30 minutes
Total Time40 minutes
Course: Dinners
Cuisine: American
Keywords: baked chicken spaghetti, cheesy pasta dishes, chicken spaghetti, comfort food dinners, creamy chicken pasta, easy chicken recipes, pasta casserole
Servings: 6 servings
Author: Patricia

Ingredients

  • 16 oz spaghetti
  • 2 tablespoons butter
  • 1/2 cup diced onion
  • 1/2 cup diced green bell pepper
  • 2 cups cooked chicken, shredded
  • 10.5 oz can cream of chicken soup
  • 10 oz can diced tomatoes with green chilies (Rotel), undrained
  • 1/2 cup sour cream
  • 1 teaspoon garlic powder
  • Salt and pepper to taste
  • 2 cups shredded cheddar cheese, divided
  • Fresh parsley for garnish (optional)

Instructions

  1. Preheat your oven to 350°F (175°C). Grease a 9x13-inch baking dish.
  2. Cook the spaghetti according to package directions until al dente. Drain and set aside.
  3. In a large skillet, melt butter over medium heat. Add onions and green peppers; sauté until softened.
  4. Add the cooked chicken, cream of chicken soup, Rotel, sour cream, garlic powder, salt, and pepper. Stir well to combine.
  5. Add in the cooked spaghetti and 1 1/2 cups of shredded cheddar cheese. Mix until everything is evenly coated.
  6. Transfer the mixture into the prepared baking dish. Top with the remaining 1/2 cup of cheese.
  7. Bake for 25-30 minutes or until hot and bubbly.
  8. Garnish with chopped parsley if desired and serve warm.