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Fajita Chicken Casserole


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  • Author: Mia
  • Total Time: 40 minutes
  • Yield: 6 servings 1x
  • Diet: Gluten Free

Description

A flavor-packed, cheesy one-dish wonder loaded with shredded chicken, bell peppers, and Mexican flair—perfect for weeknight dinners or meal prep.


Ingredients

Units Scale
  • 3 cups cooked chicken breast, shredded
  • 1 red bell pepper, sliced
  • 1 green bell pepper, sliced
  • 1 yellow bell pepper, sliced
  • 1 small onion, sliced
  • 1 can diced tomatoes with green chilies, drained
  • 1 cup shredded cheddar cheese
  • 1/2 cup shredded Monterey Jack cheese
  • 2 tbsp olive oil
  • 1 tsp chili powder
  • 1 tsp cumin
  • 1/2 tsp paprika
  • 1/2 tsp garlic powder
  • 1/2 tsp onion powder
  • 1/4 tsp cayenne pepper (optional)
  • Salt and pepper to taste
  • Fresh cilantro and sliced jalapeños for garnish

Instructions

  1. Preheat oven to 375°F (190°C). Grease a 9×13-inch baking dish.
  2. In a large skillet, heat olive oil over medium heat. Sauté onion and bell peppers until just tender, about 5–7 minutes.
  3. In a large mixing bowl, combine shredded chicken, cooked veggies, diced tomatoes, and all seasonings. Stir until well mixed.
  4. Spread the mixture evenly in the prepared baking dish. Top with cheddar and Monterey Jack cheese.
  5. Bake for 20–25 minutes or until cheese is melted and bubbly.
  6. Garnish with fresh cilantro and sliced jalapeños. Serve hot with rice or tortillas.

Notes

  • Use rotisserie chicken for convenience and extra flavor.
  • Add black beans or corn for more texture and variety.
  • Great for meal prep—store leftovers in an airtight container for up to 3 days.
  • Prep Time: 15 minutes
  • Cook Time: 25 minutes
  • Category: Main Course
  • Method: Baking
  • Cuisine: Mexican

Nutrition

  • Serving Size: 1 serving
  • Calories: 310 kcal
  • Sugar: 5 g
  • Sodium: 520 mg
  • Fat: 20 g
  • Saturated Fat: 9 g
  • Unsaturated Fat: 10 g
  • Trans Fat: 0 g
  • Carbohydrates: 9 g
  • Fiber: 2 g
  • Protein: 25 g
  • Cholesterol: 75 mg