Chicken Fajita Casserole

Recipe posted in: Flex Meals & Snacks, Lunches & Dinners, Main Courses
Chicken Fajita Casserole

Imagine the sizzle of a hot skillet loaded with colorful bell peppers, onions and succulent chicken, all wrapped in the intoxicating aroma of Mexican spices. Now, imagine that same mouth-watering experience, but without the fuss of individual assembly, easier to prepare, and oh-so-healthy! Welcome to the world of our Chicken Fajita Casserole – your new weeknight dinner hero!

This recipe is a game-changer for those of us who are time-stretched but still desire a home-cooked meal that doesn’t compromise on health or flavor. It’s a one-dish wonder that transforms the classic fajita dish into a simple-to-make, easy-to-serve, and absolutely delightful casserole.

Unlike traditional fajitas, our casserole version cuts down on unnecessary fats and oils, making it a healthier choice. But don’t let that fool you into thinking we’ve skimped on flavor. This dish is packed with a vibrant blend of spices, lean chicken and a rainbow of vegetables that will make your taste buds dance.

The beauty of this Chicken Fajita Casserole goes beyond its health benefits and time-saving aspects. It’s also incredibly adaptable!

Not a fan of chicken? Swap it out for beef, shrimp or even tofu for a vegetarian twist. You can mix and match vegetables according to your preference or what’s in season.

And when it comes to toppings, the sky’s the limit! Guacamole, sour cream, shredded cheese, salsa or fresh cilantro – go ahead and personalize your plate.

On a Nutrisystem plan? You can log each serving of this recipe as one SmartCarb, two PowerFuels, one Extra and half of a Vegetable serving in the NuMi app. If you add any toppings, be sure to check out the Nutrisystem Grocery Guide to find out how to count them on your weight loss plan.

So, ready to revolutionize your dinner routine? Let’s dive into this fiesta of flavors with our Chicken Fajita Casserole recipe!

If you enjoyed this hearty meal, you’ll love our recipe for Chicken Fajita Stuffed Peppers!

Servings: 4

Calories per Serving: 342

On Nutrisystem, Count As: 1 SmartCarb, 2 PowerFuels, 1 Extra and ½ Vegetable


  • 2 tsp. olive oil
  • ½ onion, sliced
  • 1 cup bell pepper strips (fresh or frozen and thawed)
  • ½ cup tomato sauce, no salt added
  • ½ cup fire roasted diced tomatoes
  • 1 tsp. paprika
  • 1 tsp. cumin
  • ½ tsp. black pepper
  • 2 cups cooked shredded chicken
  • 1 cup black beans
  • 2 whole wheat tortillas, cut into small pieces
  • 1 cup shredded Mexican cheese, reduced fat


  1. Preheat oven to 375°F.
  2. Heat oil in a cast iron skillet or large pan set to medium heat. Add onions and peppers. Cook until soft.
  3. In a separate bowl, mix tomato sauce, diced tomatoes, paprika, cumin, and black pepper.
  4. Add chicken, beans and sauce to the pan. Stir to combine and cook for 4-5 minutes.
  5. If using a regular pan, transfer dish to a baking pan. Top mixture with tortilla pieces and then shredded cheese.
  6. Bake in the oven for 15 minutes.
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