Cheesy Chicken Spaghetti Bake

Ultimate Cheesy Chicken Spaghetti Bake: A Flavorful Journey into Comfort Food Heaven

There’s something magical about a dish that combines the heartiness of chicken, the richness of cheese, and the comforting warmth of spaghetti. Our Cheesy Chicken Spaghetti Bake is the epitome of comfort food, bringing together flavors that will transport you to a world of culinary delight. This recipe is not only easy to follow but also versatile, with keto and low-carb variations to cater to every palate.

Ingredients: For the Chicken:

  • 2 lbs boneless, skinless chicken breasts, cooked and shredded
  • 1 teaspoon olive oil
  • 1 teaspoon garlic powder
  • 1 teaspoon onion powder
  • Salt and pepper to taste

For the Pasta:

  • 1 lb spaghetti, cooked according to package instructions
  • 1 cup marinara sauce
  • 1 cup shredded mozzarella cheese
  • 1 cup grated Parmesan cheese

For the Cheesy Sauce:

  • 1/2 cup unsalted butter
  • 1/2 cup all-purpose flour
  • 4 cups whole milk
  • 2 cups shredded sharp cheddar cheese
  • Salt and pepper to taste

For the Topping:

  • 1 cup shredded mozzarella cheese
  • 1/2 cup grated Parmesan cheese
  • Fresh parsley, chopped, for garnish

Instructions: Step 1: Preparing the Chicken

  1. In a skillet, heat olive oil over medium heat.
  2. Add shredded chicken, garlic powder, onion powder, salt, and pepper.
  3. Sauté until the chicken is heated through and well-coated with the seasonings.
  4. Remove from heat and set aside.

Step 2: Cooking the Pasta

  1. Cook the spaghetti according to package instructions.
  2. Drain and toss with marinara sauce, shredded mozzarella, and grated Parmesan.
  3. Set aside.

Step 3: Making the Cheesy Sauce

  1. In a saucepan, melt butter over medium heat.
  2. Stir in flour to create a roux, cooking for 2-3 minutes.
  3. Gradually whisk in milk, ensuring no lumps form.
  4. Cook until the sauce thickens, then add cheddar cheese, salt, and pepper.
  5. Stir until the cheese is melted and the sauce is smooth.

Step 4: Assembling the Bake

  1. Preheat the oven to 375°F (190°C).
  2. In a large mixing bowl, combine the cooked chicken, pasta mixture, and cheesy sauce.
  3. Transfer the mixture to a greased baking dish.
  4. Top with additional mozzarella and Parmesan.
  5. Bake for 25-30 minutes or until golden and bubbly.
  6. Garnish with fresh parsley before serving.

Cook Notes:

  • For added flavor, consider adding diced bell peppers, onions, or mushrooms to the chicken mixture.
  • Experiment with different types of cheese in the sauce for a unique twist.

Variations: Vegetarian Option:

  • Replace chicken with sautéed vegetables like zucchini, spinach, and cherry tomatoes.

Seafood Twist:

  • Add cooked shrimp or crab meat to the chicken mixture for a seafood-infused delight.

Keto Version:

  • Substitute the pasta with zucchini noodles or shirataki noodles.
  • Use almond flour instead of all-purpose flour in the cheesy sauce.

Low-Carb Version:

  • Choose a low-carb marinara sauce or make your own using fresh tomatoes and herbs.
  • Reduce the amount of pasta or replace it with cauliflower rice.

Indulge in the warmth of our Cheesy Chicken Spaghetti Bake, a dish that brings together the best of flavors and textures. Whether you follow the classic recipe or opt for a keto or low-carb twist, this bake is bound to become a family favorite. So, gather your ingredients and embark on a journey into the world of comfort food that is both satisfying and versatile. Get ready to savor every cheesy, chicken-filled bite

Additional Tips and Suggestions:

Customizing the Chicken:

  • For a smoky flavor, grill the chicken before shredding.
  • Marinate the chicken in your favorite herbs and spices for an extra kick.
  • Rotisserie chicken can be a time-saving substitute for a busy weeknight.

Enhancing the Cheesy Sauce:

  • Experiment with different cheeses like Gouda, Monterey Jack, or pepper jack for a unique flavor profile.
  • Add a pinch of cayenne pepper or paprika for a subtle heat.

Baking Perfection:

  • If you prefer a crispy top, broil the dish for the last 2-3 minutes.
  • Allow the bake to rest for a few minutes after baking to let the flavors meld together.

Freezing and Reheating:

  • This Cheesy Chicken Spaghetti Bake can be prepared ahead and frozen before baking.
  • When reheating, cover the dish with foil to prevent excessive browning.


  • Serve with a side of garlic bread or a fresh green salad for a well-rounded meal.
  • A drizzle of balsamic glaze or a sprinkle of fresh basil can elevate the dish’s presentation.

Family-Friendly Twist:

  • Turn this into a family activity by letting kids choose their favorite mix-ins or helping with the assembly.

Feeding a Crowd:

  • Double the recipe and bake in a larger casserole dish for a potluck or family gathering.
  • Consider making individual portions in ramekins for a more elegant presentation.

Keto and Low-Carb Swaps:

Keto-Friendly Alternatives:

  • Almond flour or coconut flour can be used in the place of all-purpose flour in the sauce.
  • Choose sugar-free marinara sauce or make your own with fresh tomatoes and keto-friendly sweeteners.
  • Opt for high-fat, low-carb cheese options like cream cheese or Gouda.

Low-Carb Adjustments:

  • Incorporate cauliflower florets into the pasta mixture for added texture and a lower carb count.
  • Use a blend of almond flour and coconut flour for a low-carb alternative in the sauce.

In conclusion, the Cheesy Chicken Spaghetti Bake is not just a recipe; it’s a culinary adventure that invites creativity and personalization. With endless possibilities for customization, this dish can cater to various tastes, dietary preferences, and occasions. Whether you’re seeking comfort on a chilly evening or looking to impress guests at a dinner party, this bake is a reliable go-to.

So, don your apron, preheat the oven, and embark on this flavorful journey. Revel in the aroma as the cheesy sauce melds with succulent chicken and perfectly cooked pasta. As you share this dish with loved ones, remember that the joy of cooking lies not just in the end result but in the moments shared and memories created around the table. May your Cheesy Chicken Spaghetti Bake bring warmth, satisfaction, and a touch of gourmet flair to your kitchen!

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