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Creamy Chicken Fajita Casserole

A hearty, protein-packed meal combining the rich flavors of fajitas in a creamy casserole that’s perfect for family dinner.
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Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings: 8 servings
Course: Dinner, Main Course
Cuisine: Mexican
Calories: 450
Ingredients Method Notes

Ingredients
  

Main Ingredients
  • 2 cups cooked chicken (shredded or diced) Opt for rotisserie chicken to save time.
  • 1 cup bell peppers (sliced; use a mix of colors) Adds vibrant color and nutrients. Fresh or frozen works.
  • 1 medium onion (sliced) Enhances sweetness and depth of flavor.
  • 1 can diced tomatoes with green chilies (10 oz, drained) Brings a mild heat and acidity.
  • 1 cup sour cream Provides creaminess; Greek yogurt can be a lighter alternative.
  • 1 cup cream of chicken soup Adds richness; homemade versions can also be used.
  • 1 teaspoon chili powder Delivers warmth without overwhelming.
  • 1 teaspoon cumin Offers earthy undertones.
  • 1 teaspoon garlic powder Enhances overall flavor.
  • 1 teaspoon onion powder Complements the fresh onion.
  • to taste Salt and pepper Essential for flavor balance.
  • 2 cups shredded cheese (cheddar or Mexican blend) Provides a delicious, melty topping.
  • 1 cup tortilla chips (crushed, for topping) Adds a crunchy texture.
  • optional Fresh cilantro (for garnish) Brightens the dish.

Method
 

Preparation
  1. Preheat your oven to 350°F (175°C).
  2. In a large mixing bowl, combine cooked chicken, sliced bell peppers, sliced onion, drained diced tomatoes, sour cream, cream of chicken soup, chili powder, cumin, garlic powder, onion powder, and salt and pepper. Mix until well combined.
  3. Pour the chicken mixture into a greased 9x13-inch baking dish and spread it out evenly.
  4. Sprinkle the shredded cheese evenly over the top of the chicken mixture.
Cooking
  1. Cover the baking dish with aluminum foil and bake in the preheated oven for 20 minutes.
  2. Remove the foil and bake for an additional 10 minutes, or until the cheese is melted and bubbly.
  3. Remove the casserole from the oven and sprinkle the crushed tortilla chips on top.
  4. Optionally garnish with fresh cilantro before serving. Serve warm.

Notes

Mistakes to Avoid: Monitor closely after removing the foil to achieve the perfect melted cheese without drying out. Taste test the mixture before baking and adjust spices as needed. Choose a good melting cheese for the best texture and flavor. This casserole freezes beautifully; double the recipe and freeze one for future meals.