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Chicken Fajita Casserole Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.1 from 51 reviews
  • Author: Maria
  • Prep Time: 10 minutes
  • Cook Time: 30 minutes
  • Total Time: 40 minutes
  • Yield: 4 servings
  • Category: Dinner
  • Method: Baking
  • Cuisine: Mexican

Description

This Chicken Fajita Casserole is a flavorful and easy-to-make dish featuring seasoned chicken breasts baked with vibrant bell peppers, onions, and melted cheese. Perfect for a quick weeknight dinner, this casserole combines classic fajita flavors in a satisfying one-dish meal.


Ingredients

Scale

Protein

  • 1 ½ pounds boneless, skinless chicken breasts

Seasonings & Oil

  • 2 tablespoons fajita seasoning
  • 1 tablespoon vegetable oil

Vegetables

  • 2 medium bell peppers, cut into strips
  • 1 medium yellow onion, sliced

Dairy

  • 1 ½ cups shredded cheese (any type)

Garnish

  • Fresh chopped cilantro, for garnish (optional)


Instructions

  1. Prepare Chicken: Preheat your oven to 400°F (200°C). In a baking dish, evenly coat the boneless, skinless chicken breasts with the fajita seasoning and vegetable oil to ensure all sides are well-seasoned.
  2. Add Vegetables and Cheese: Arrange the sliced bell pepper strips and yellow onion slices over the seasoned chicken breasts. Sprinkle a bit more fajita seasoning on top to enhance flavor, then top the entire dish with 1 ½ cups of shredded cheese.
  3. Bake: Place the baking dish in the preheated oven and bake uncovered for 25-30 minutes, or until the chicken reaches an internal temperature of 165°F (74°C), ensuring that it is fully cooked and the cheese is melted and bubbly.
  4. Serve: Remove from the oven and serve immediately. Garnish with fresh chopped cilantro if desired for an added burst of flavor and color.

Notes

  • Use any type of cheese you prefer, such as cheddar, Monterey Jack, or a Mexican blend, to customize the flavor.
  • To make slicing easier, you can partially freeze the chicken breasts before cutting.
  • Check internal temperature with a meat thermometer for the safest and most accurate doneness.
  • Leftovers can be refrigerated for up to 3 days and reheated thoroughly before serving.