One bite of this Creamy Baked Chicken Fajitas Casserole and you will have your new favorite dinner recipe. This easy to make recipe has all of the great flavors of chicken fajitas in a simple casserole recipe. Enjoy this comfort meal anytime you want a filling and cheap dinner idea.
I love an easy casserole and this creamy baked chicken fajitas casserole recipe ranks right up there with my layered taco salad and taco tater tots casserole for delicious weeknight easy recipes.
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Casseroles are one of the easiest dinners to make. Since everything gets thrown together in a baking dish, this casserole is easy to make even when you are short on time. This chicken fajitas casserole can be prepped in a short amount of time or it can be made ahead and baked when you are ready. Make a double batch of this casserole and keep it in the freezer. This makes an amazing cook once, eat twice casserole recipe.
Is This a Keto Casserole Recipe?
Since we have been eating better, I have been looking for more and more easy Keto recipes. Most casseroles are made with starches like pasta, rice, or potatoes. In this casserole, all of the ingredients are low carb and makes this Baked Chicken Fajitas Casserole a keto casserole recipe.
How to Store this Chicken Fajita Casserole
If you have leftovers of this chicken fajita casserole, you want to make sure to store it in the refrigerator. Make sure it is completely cooled and then move it to an airtight container. You can also keep the casserole in the baking pan and wrap it well with plastic. The casserole will last for about 3 to 5 days in the refrigerator.
How to Reheat Chicken Fajitas
When you want to reheat this casserole, you can reheat it in the baking dish in the oven or you can reheat smaller portions in the microwave. This chicken casserole can also be heated in a frying pan on the stove top.
A printable version of this recipe is at the bottom of this page.
You might also enjoy these taco inspired recipes:
Taco Stuffed Zucchini Boats Recipe
Slow Cooker Salsa Verde Beef Enchiladas
Impossible Easy Chicken Taco Pie Recipe
Creamy Baked Chicken Fajitas Casserole
Ingredients
- 2 pounds boneless, skinless chicken breast, cubed
- 3 bell peppers, your choice of colors, seeded and cut into 1 inch pieces
- 1 onion, cut into 1 inch pieces
- 2 tablespoons taco seasoning (homemade taco seasoning recipe)
- 1 (8 ounce) package cream cheese, room temperature
- ½ cup sour cream
- 1 (10 ounce) can tomatoes with green chilies
- 1 cup shredded sharp cheddar cheese
How to Make Creamy Baked Chicken Fajitas
Preheat oven to 350 degrees. Prepare a 9×13 casserole dish with nonstick cooking spray. Here’s a 13×9 inch casserole dish that I really like.
Place cut bell peppers and onion in the bottom of the casserole dish.
Top the vegetables with the chicken. Sprinkle with seasoning and stir together until the seasoning is well blended through the chicken and vegetables.
In a large bowl, beat together the cream cheese and sour cream until well blended. Stir in the tomatoes. Pour over the chicken and vegetables.
Top the casserole with cheese.
Bake for 35 to 45 minutes or until the chicken is cooked through.
Serve with additional sour cream, salsa, fresh cilantro, and avocado if desired.

Creamy Baked Chicken Fajitas
Ingredients
- 2 pounds boneless skinless chicken breast, cubed
- 3 bell peppers your choice of colors, seeded and cut into 1 inch pieces
- 1 onion cut into 1 inch pieces
- 2 tablespoons taco seasoning
- 1 8 ounce package cream cheese, room temperature
- ½ cup sour cream
- 1 10 ounce can tomatoes with green chilies
- 1 cup shredded sharp cheddar cheese
Instructions
- Preheat oven to 350 degrees. Prepare a 9x13 casserole dish with nonstick cooking spray.
- Place cut bell peppers and onion in the bottom of the casserole dish.
- Top the vegetables with the chicken. Sprinkle with seasoning and stir together until the seasoning is well blended through the chicken and vegetables.
- In a large bowl, beat together the cream cheese and sour cream until well blended. Stir in the tomatoes. Pour over the chicken and vegetables.
- Top the casserole with cheese.
- Bake for 35 to 45 minutes or until the chicken is cooked through.
- Serve with additional sour cream, salsa, fresh cilantro, and avocado if desired.
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