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Fajita Chicken Casserole


If you’re looking for a dish that combines the bold flavors of fajitas with the comfort of a cheesy casserole, this Fajita Chicken Casserole is here to satisfy your cravings. Featuring tender chicken, colorful bell peppers, onions, and a creamy, cheesy topping, this recipe is a crowd-pleasing favorite that’s easy to make and perfect for feeding a family or gathering. Let’s dive into how you can whip up this delicious, hearty dish at home!


Why You’ll Love Fajita Chicken Casserole

  • Flavorful & Cheesy: The combination of fajita spices, veggies, and melted cheese creates a rich, indulgent dish.
  • Quick & Easy: Ready in under an hour with minimal prep work—perfect for busy weeknights or meal prep.
  • Customizable: Add beans, rice, or extra toppings to make it your own.
  • Perfect for Any Occasion: Great as a main course for family dinners, potlucks, or game-day spreads.

Ingredients You’ll Need

(Serves 6–8)

For the Casserole:

  • 1 lb boneless, skinless chicken breasts or thighs, cooked and shredded (or rotisserie chicken for convenience)
  • 2 tablespoons olive oil
  • 1 medium onion, sliced
  • 2 bell peppers (red, green, or yellow), sliced
  • 3 cloves garlic, minced
  • 1 packet fajita seasoning (or homemade blend: chili powder, cumin, paprika, garlic powder, onion powder, salt, and pepper)
  • 1 cup sour cream (or Greek yogurt for a lighter option)
  • 1 can (10 oz) cream of chicken soup (or cream of mushroom for variety)
  • 1 cup shredded Mexican cheese blend (plus extra for topping)
  • Optional: 1 can (15 oz) black beans, drained and rinsed

For Topping: