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Keto Garlic Mushroom Chicken Casserole — Low-Carb Comfort Dinner Recipe

4.8 from 147 reviews

This Keto Garlic Mushroom Chicken Casserole is a comforting low-carb dinner perfect for those following a ketogenic lifestyle. Featuring tender cooked chicken, sautéed garlic and mushrooms, and a creamy cheese topping baked to golden perfection, this dish combines rich flavors with a satisfying, creamy texture that’s ideal for a cozy meal.

Ingredients

Scale

Chicken and Vegetables

  • 2 cups cooked chicken, shredded or diced
  • 8 ounces mushrooms, sliced (button or cremini)
  • 4 cloves garlic, minced

Sauce and Seasonings

  • 1 cup heavy cream
  • 1 tablespoon olive oil
  • 1 teaspoon dried thyme
  • 1 teaspoon dried oregano
  • Salt and pepper, to taste

Cheese and Garnish

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

Instructions

  1. Preheat Oven: Preheat your oven to 375°F (190°C) to ensure even baking and a golden cheese topping.
  2. Sauté Mushrooms: Heat olive oil in a large skillet over medium heat. Add the sliced mushrooms and cook for 5-7 minutes until they turn golden brown and release their moisture.
  3. Add Garlic: Stir in the minced garlic and cook for an additional 1-2 minutes until fragrant, being careful not to burn the garlic.
  4. Combine Ingredients: In a large mixing bowl, mix together the cooked chicken, sautéed mushrooms and garlic, heavy cream, dried thyme, dried oregano, salt, and pepper until well combined.
  5. Prepare Casserole Dish: Grease a 9×13-inch casserole dish and spread the chicken mixture evenly over the bottom.
  6. Add Cheese Topping: Sprinkle the shredded mozzarella and grated Parmesan cheeses evenly on top of the chicken mixture.
  7. Bake: Place the casserole in the preheated oven and bake for 25-30 minutes, until the cheese is bubbly and golden brown.
  8. Garnish and Serve: Remove from the oven, let cool slightly, then garnish with freshly chopped parsley before serving hot.

Notes

  • Use cooked chicken from a rotisserie or leftover baked chicken to save time.
  • For extra flavor, consider adding a pinch of red pepper flakes or smoked paprika.
  • If you want a crispier top, broil the casserole for 1-2 minutes after baking but watch closely to avoid burning.
  • You can substitute heavy cream with full-fat coconut cream for a dairy-free version, though taste and texture will vary.
  • Make sure not to overcook the mushrooms during sautéeing as they will continue cooking in the oven.

Keywords: keto casserole, garlic mushroom chicken, low carb dinner, creamy chicken casserole, baked chicken recipe, keto comfort food, low carb mushroom chicken