This Cheesy Chicken Spaghetti Bake combines tender chicken, spaghetti, vegetables, tomatoes, and a rich homemade cheese sauce. Parmesan and sharp cheddar make the casserole creamy, flavorful, and perfectly comforting. This easy family dinner is ideal for busy weeknights, potlucks, or cooler evenings.
Course chicken, dinner, Main Dish
Cuisine American, Italian
Keyword comfort food, kid-friendly, one pot, pasta
14ozdiced tomatoesdrained (or tomatoes with chiles)
salt and pepper
½cupParmesan cheeseshredded
2cupssharp cheddar cheeseshredded or divided
Instructions
Preheat oven to 375°F.
Cook spaghetti in a pot according to the package directions. Drain well.
In the same pot you cooked the spaghetti, cook the onion, garlic, and bell pepper in butter until tender. Add flour and seasonings. Cook for 1-2 minutes.
Add in broth and cream a little bit at a time until smooth. Cook until thick and bubbly.
Remove from the heat; add Parmesan cheese and 1 cup of cheddar. Mix until smooth and melted. Season with salt and pepper to taste.
Add the cooked spaghetti, chicken, and canned tomatoes to the cheese sauce and mix well.
Pour into a 9x13 dish sprayed with non-stick cooking spray.
Top with the remaining cheddar cheese. Bake at 375 degrees for 25-30 minutes, or until hot and bubbly.