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Low Carb Chicken Casserole Easy Keto Dinner Recipe You’ll Love

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This creamy, cheesy low carb chicken casserole is a comforting keto dinner packed with protein and flavor. It’s quick to prepare, customizable with your favorite veggies, and perfect for busy weeknights or meal prep.

Ingredients

Scale
  • 2 lbs cooked chicken breast or thighs, shredded or chopped (rotisserie chicken works great)
  • 1 cup broccoli florets, steamed or blanched (fresh or frozen)
  • 1/2 cup bell pepper, diced
  • 1/4 cup red onion, finely chopped (optional)
  • 4 oz cream cheese, softened (full-fat for best texture)
  • 1/2 cup sour cream (can substitute Greek yogurt)
  • 1/2 cup chicken broth (low sodium preferred)
  • 1 tsp garlic powder
  • 1/2 tsp onion powder
  • 1/2 tsp smoked paprika (or regular paprika)
  • 1/2 tsp salt (adjust to taste)
  • 1/2 tsp freshly ground black pepper
  • 1 tbsp chopped fresh parsley (optional)
  • 1 1/2 cups shredded cheddar cheese
  • 1/2 cup shredded mozzarella cheese
  • 2 tbsp grated Parmesan cheese (optional)

Instructions

  1. Prep the chicken: Shred or chop cooked chicken into bite-sized pieces. If starting with raw chicken, cook until no longer pink (boil, bake, or grill), then shred.
  2. Prepare the veggies: Steam or blanch broccoli florets until just tender and bright green. Dice bell pepper and red onion. If using frozen veggies, thaw and drain well.
  3. Make the creamy sauce: In a large bowl, whisk together softened cream cheese, sour cream, and chicken broth until smooth. Add garlic powder, onion powder, smoked paprika, salt, pepper, and parsley. Adjust broth for desired consistency.
  4. Combine the base: Add shredded chicken, broccoli, bell pepper, and red onion to the sauce. Toss until well coated.
  5. Assemble the casserole: Lightly grease a 9×13-inch casserole dish. Spoon in the chicken-veggie mixture and spread evenly. Sprinkle cheddar, mozzarella, and Parmesan cheese on top.
  6. Bake: Preheat oven to 375°F (190°C). Bake uncovered for 25-30 minutes until bubbly and cheese is golden brown. If cheese browns too quickly, cover loosely with foil for the last 10 minutes.
  7. Optional broil: For extra-crispy cheese topping, broil for 2-3 minutes, watching closely.
  8. Rest & serve: Let casserole rest for 5 minutes before serving.

Notes

Swap veggies as desired—cauliflower, spinach, zucchini, or mushrooms work well. Use almond flour for a gluten-free crunchy topping. For dairy-free, substitute coconut-based alternatives for cheese and cream. Let casserole rest before serving for best texture. Leftovers keep well and flavors deepen overnight.

Nutrition

Keywords: low carb, keto, chicken casserole, easy dinner, gluten-free, meal prep, comfort food, high protein