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Decadent Keto Chicken Alfredo Casserole Recipe in Just 30 Minutes

Keto Chicken Alfredo Casserole

A creamy and cheesy keto-friendly chicken alfredo casserole that’s easy to make and packed with flavor. Perfect for a low-carb dinner.

Ingredients

Scale
  • 2 pounds boneless skinless chicken breast, cut into bite-sized pieces
  • 1 large head cauliflower, cut into florets
  • 2 tablespoons olive oil
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper
  • 1 teaspoon garlic powder
  • 3 tablespoons butter
  • 4 garlic cloves, minced
  • 1 1/2 cups heavy cream
  • 4 ounces cream cheese, softened
  • 1 cup grated Parmesan cheese
  • 1 1/2 cups shredded mozzarella cheese, divided
  • 1/4 teaspoon ground nutmeg, optional
  • 1 tablespoon chopped fresh parsley

Instructions

  1. Preheat the oven to 375°F. Lightly grease a 9×13-inch baking dish.
  2. Place the cauliflower florets on a baking sheet. Drizzle with 1 tablespoon olive oil and season with 1/4 teaspoon salt and 1/4 teaspoon black pepper. Roast for 15 minutes, just until slightly tender.
  3. While the cauliflower roasts, season the chicken pieces with the remaining 1 tablespoon olive oil, garlic powder, remaining salt, and remaining black pepper.
  4. Heat a large skillet over medium-high heat. Add the chicken and cook for 6 to 8 minutes, stirring occasionally, until lightly golden and mostly cooked through.
  5. Reduce the heat to medium. Add the butter and minced garlic to the skillet and cook for 30 seconds. Stir in the heavy cream and cream cheese. Cook until the cream cheese melts and the sauce becomes smooth.
  6. Add the Parmesan cheese, 1 cup of the mozzarella cheese, and nutmeg if using. Stir until the sauce is thick, creamy, and fully combined.
  7. Add the roasted cauliflower to the skillet and gently stir everything together.
  8. Transfer the mixture to the prepared baking dish. Sprinkle the remaining 1/2 cup mozzarella cheese over the top.
  9. Bake for 18 to 20 minutes, until hot and bubbly. Broil for 2 to 3 minutes at the end for a golden cheesy top if desired.
  10. Remove from the oven, sprinkle with chopped parsley, and serve warm.

Notes

  • For extra crispiness, broil for an additional 1-2 minutes.
  • Store leftovers in an airtight container for up to 3 days.
  • Reheat in the oven or microwave before serving.

Nutrition

Keywords: Keto Chicken Alfredo Casserole, Easy keto casserole recipe, Creamy chicken alfredo bake, Low carb dinner recipe, Cheesy keto chicken bake, Gluten free chicken casserole