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Low Carb Chicken Casserole

Delicious Low Carb Chicken Casserole You’ll Crave Again

This low carb chicken casserole is comforting, protein-packed, and ready in just 40 minutes, making it a must-try recipe for any dinner.
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Prep Time 20 minutes
Cook Time 20 minutes
Cooling Time 5 minutes
Total Time 40 minutes
Course dinner
Cuisine American
Servings 4 servings
Calories 350 kcal

Equipment

  • Oven
  • - Baking dish
  • Mixing bowl
  • Measuring cups
  • - Knife

Ingredients
  

For the Chicken

  • 2 pounds boneless skinless chicken breasts Choose high-quality chicken for the best flavor and tenderness.
  • as needed avocado oil spray A healthy alternative to traditional cooking oils.

For the Sauce

  • 1/2 cup mayonnaise Adds creaminess, helping to bind the casserole together.
  • 1/2 cup sour cream Brings tangy richness.
  • 1 tablespoon Dijon mustard Adds hint of sharpness.
  • 2 cloves fresh garlic Minced for a burst of flavor.

For Seasoning

  • 1 teaspoon Diamond Crystal kosher salt Use for balanced seasoning.
  • 1/2 teaspoon black pepper Classic seasoning.
  • 1 teaspoon dried thyme Offers earthy notes.
  • 1 teaspoon paprika Adds subtle smokiness.
  • 1/4 teaspoon cayenne pepper For a bit of heat.

For Topping

  • 1 cup cheddar sharp shredded For mixing in and topping.
  • 1/4 cup scallions Fresh green parts.
  • 1/4 cup bacon bits Adds crunch and a savory note.

Instructions
 

Preparation

  • Preheat the oven to 450°F. Line a rimmed baking dish with foil and grease it lightly. Arrange the chicken breasts inside, spraying them with avocado oil, then season with salt and pepper. Bake for about 20 minutes, until the chicken is fully cooked.
  • Prepare a 2-quart casserole dish by greasing it. In a large bowl, combine mayonnaise, sour cream, Dijon mustard, minced garlic, and the seasonings: salt, pepper, thyme, paprika, cayenne, and ½ cup of shredded cheddar. Mix until smooth and creamy.
  • Cube or shred the baked chicken after letting it cool slightly. Toss the chicken pieces in the bowl with the creamy mixture to coat every piece deliciously.
  • Transfer the chicken mixture into the greased casserole dish. Top with the remaining ½ cup of shredded cheddar. Bake again for about 10 minutes, until the cheese is melted and bubbly.
  • Garnish the casserole with fresh scallions and crispy bacon bits. Serve immediately for a warm and comforting meal.

Notes

Add sliced jalapeños for an extra kick if desired.
Keyword casserole, chicken, comfortable meals, dinner, Keto, low-carb