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Creamy Cajun Chicken Spaghetti with Garlic Mozzarella Sauce Recipe

4.5 from 66 reviews

This Creamy Cajun Chicken Spaghetti with Garlic Mozzarella Sauce is a flavorful, comforting dish featuring tender Cajun-spiced chicken tossed in a rich, garlicky mozzarella sauce and combined with perfectly cooked spaghetti. The creamy sauce is enriched with cream cheese, Parmesan, and mozzarella, making it an indulgent yet easy-to-make meal perfect for weeknight dinners or special gatherings.

Ingredients

Scale

Chicken and Seasoning

  • 1 pound boneless, skinless chicken breasts, cut into bite-sized pieces
  • 2 tablespoons olive oil
  • 2 tablespoons Cajun seasoning
  • 1 teaspoon smoked paprika

Pasta

  • 1 pound spaghetti

Sauce

  • 4 tablespoons butter
  • 4 cloves garlic, minced
  • 1/4 cup all-purpose flour
  • 3 cups whole milk
  • 1 cup chicken broth
  • 8 ounces cream cheese, softened
  • 2 cups shredded mozzarella cheese, divided
  • 1/2 cup grated Parmesan cheese
  • Salt and freshly ground black pepper, to taste
  • Optional: Red pepper flakes for extra heat

Instructions

  1. Cook the spaghetti: Cook spaghetti according to package directions in salted water until al dente. Drain and set aside to keep warm.
  2. Season the chicken: While the pasta cooks, season chicken pieces with Cajun seasoning and smoked paprika evenly to ensure bold flavors.
  3. Cook the chicken: In a large skillet, heat olive oil over medium-high heat. Add the seasoned chicken pieces and cook for 6–8 minutes or until browned and fully cooked through. Remove the chicken from the skillet and set aside.
  4. Prepare the roux: In the same skillet, melt butter over medium heat. Add minced garlic and sauté for about 1 minute until fragrant, being careful not to burn it.
  5. Make the sauce base: Sprinkle in the all-purpose flour and whisk continuously for 1–2 minutes to form a smooth roux, which will thicken the sauce.
  6. Add liquids: Gradually whisk in the whole milk and chicken broth, stirring constantly to prevent lumps from forming. Bring the mixture to a gentle simmer to activate the thickening.
  7. Add cheeses: Stir in softened cream cheese and 1 cup of shredded mozzarella cheese, mixing until fully melted and the sauce is creamy and smooth.
  8. Finish the sauce: Add grated Parmesan cheese and season the sauce with salt, freshly ground black pepper, and optional red pepper flakes for extra heat to your taste.
  9. Combine chicken and sauce: Return the cooked chicken to the skillet and simmer for 2–3 minutes to ensure the chicken is heated through and well coated.
  10. Toss spaghetti in sauce: Add the cooked spaghetti to the skillet and toss thoroughly to coat the pasta evenly with the creamy Cajun sauce.
  11. Melt the cheese topping: Sprinkle the remaining 1 cup of shredded mozzarella cheese over the top, cover the skillet, and let it sit for 2–3 minutes until the cheese melts beautifully.
  12. Serve: Serve the creamy Cajun chicken spaghetti hot, garnished with fresh parsley or additional Parmesan cheese if desired for an extra flavor boost.

Notes

  • For a spicier dish, increase the amount of Cajun seasoning or add more red pepper flakes.
  • Whole milk provides the best creamy texture; however, you can use 2% milk for a lighter version.
  • Make sure to whisk the sauce continuously to prevent lumps and achieve a smooth texture.
  • Leftovers can be refrigerated for up to 3 days and reheated gently on the stovetop with a splash of milk to loosen the sauce.
  • Fresh parsley garnish adds color and a fresh herbal note but is optional.

Keywords: Cajun chicken spaghetti, creamy pasta, mozzarella sauce, garlic chicken pasta, one-pan chicken spaghetti