Cook the Spaghetti:
Cook the spaghetti according to package instructions until al dente. Drain and set aside.
Prepare the Sauce:
In a large bowl, combine the cream of chicken soup, sour cream, shredded cheddar cheese, shredded mozzarella cheese, milk, Parmesan cheese, garlic powder, onion powder, dried basil, salt, and pepper. Mix until well combined.
Combine Ingredients:
Add the cooked chicken and cooked spaghetti to the sauce mixture. If using, stir in the frozen peas.
Bake:
Preheat your oven to 350Β°F (175Β°C). Transfer the mixture to a greased 9×13-inch baking dish. Spread it out evenly.
Bake for 25-30 minutes, or until the top is bubbly and lightly golden.
Garnish and Serve:
If desired, garnish with chopped fresh parsley before serving.
Tips:
Variations: Add cooked vegetables like bell peppers or mushrooms for extra flavor and nutrition.
Enjoy your Cheesy Chicken Spaghetti!