Fajita Chicken Casserole: Comfort in Every Savory Bite

A creamy and flavorful Fajita Chicken Casserole that brings vibrant tastes together in a gluten-free and low-carb dish, perfect for busy weeknights.

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Prep Time 15

Cook Time 30

Cooling Time 5

Total Time 50

Servings: 6 cups

Course: Dinner

Cuisine: Mexican

Calories: 350

Ingredients Equipment Method Nutrition Notes

Ingredients

For the Casserole

1 pound Chicken Breast Main protein source; for variation, swap with turkey or shrimp.
1 Onion Adds depth and sweetness; shallots can replace if preferred.
2 Bell Peppers (Red, Green, or Yellow) Brings vibrant color and crunch; substitute with zucchini or squash for a lower-carb option.
1 cup Creamy Sauce (Sour Cream or Cream Cheese) Gives richness and creaminess; Greek yogurt is a lighter alternative.
2 tablespoons Fajita Seasoning Delivers authentic flavor; whip up a homemade mix if desired.
1 cup Cheddar Cheese Provides gooeyness and savory flavor; consider Monterey Jack for a tasty twist.
1 cup Mozzarella Cheese Provides gooeyness and savory flavor; consider Monterey Jack for a tasty twist.

Garnishes

1/4 cup Fresh Cilantro Adds a burst of freshness; optional but enhances flavor.
1 medium Avocado A creamy addition; top with diced avocado before serving.
1 medium Lime Zesty finish that enhances the flavors.

Equipment

Large Skillet
Casserole Dish
spatula

Method

Step-by-Step Instructions for Fajita Chicken Casserole

Preheat your oven to 350°F (175°C).
Add cubed chicken breast to the skillet and sauté for about 6-8 minutes until golden brown and cooked through.
Introduce sliced onions and bell peppers to the skillet and cook for approximately 5-7 minutes until tender and slightly caramelized.
Stir in your creamy sauce and fajita seasoning, mixing thoroughly for an even coating. Cook for an additional 2-3 minutes.
Transfer the chicken and veggie mixture into a greased casserole dish, spreading evenly.
Sprinkle a generous layer of cheddar and mozzarella cheese over the top.
Place the casserole in the preheated oven and bake for 25-30 minutes until the cheese is melted and golden brown.
Let the casserole cool for a few minutes, then garnish with fresh cilantro if desired.
Serve warm, optionally with diced avocado and lime wedges on the side.

Nutrition

Serving: 1cupCalories: 350kcalCarbohydrates: 12gProtein: 30gFat: 20gSaturated Fat: 10gPolyunsaturated Fat: 1gMonounsaturated Fat: 7gCholesterol: 85mgSodium: 500mgPotassium: 600mgFiber: 3gSugar: 3gVitamin A: 250IUVitamin C: 80mgCalcium: 200mgIron: 2mg

Notes

This Fajita Chicken Casserole is bound to be a family favorite! Prep ingredients first for smoother cooking, ensure proper sauté, and allow cooling before storing leftovers.

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