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Chicken Fajita Casserole

A hearty and comforting Chicken Fajita Casserole filled with tender chicken, vibrant bell peppers, and gooey cheese, perfect for family dinners or gatherings.
Prep Time 15 minutes
Cook Time 35 minutes
Total Time 50 minutes
Course Dinner, Main Course
Cuisine Mexican
Servings 6 servings
Calories 400 kcal

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Ingredients
  

Main Ingredients

  • 2 pieces chicken breasts, sliced into 1-inch strips Fresh chicken yields the best flavor.
  • 2 pieces bell peppers (one red and one yellow), sliced into strips Choose vibrant and fresh bell peppers.
  • 1 medium onion (yellow or white), sliced into strips Substitute with your preferred onion type.
  • 2 tablespoons fajita seasoning, divided Feel free to add more spices for extra flavor.
  • 2 tablespoons olive oil, divided Use for cooking and seasoning.
  • 1 cup shredded cheese (cheddar or a blend) Mix different cheeses for varied flavor.

Instructions
 

Preparation

  • In a large mixing bowl, combine 1 tablespoon of fajita seasoning with 1 tablespoon of olive oil and mix well.
  • Add the sliced chicken breasts to the bowl and toss until fully coated in the seasoning mixture.

Layering

  • Transfer the seasoned chicken to a greased 9x13-inch casserole dish.
  • In the same bowl, combine the remaining tablespoon of fajita seasoning with the last tablespoon of olive oil, then add the sliced bell peppers and onion.
  • Toss the vegetables to coat them in the seasoning mix and layer on top of the chicken in the casserole dish.

Cheese and Baking

  • Sprinkle shredded cheese evenly over the top of the combined chicken and vegetables.
  • Preheat the oven to 350°F (175°C) and bake the casserole for 30 to 35 minutes until the chicken is cooked through and the vegetables are tender.
  • After baking, let the casserole sit for a few minutes before serving.

Serving

  • Garnish with fresh cilantro and serve hot, alongside warmed flour tortillas, guacamole, sour cream, and salsa.

Notes

You can prepare the casserole ahead of time and refrigerate it before baking. For longer storage, cover and freeze the casserole before baking.
Keyword casserole recipe, Chicken Fajita Casserole, Comfort Food, Easy Dinner