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Fajita chicken casserole with colorful peppers and cheese
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Fajita Chicken Casserole

Creamy, juicy, and bursting with classic fajita flavor, this Fajita Chicken Casserole is a comforting weeknight dish that disappears fast.
Prep Time10 minutes
Cook Time45 minutes
Total Time55 minutes
Course: Main
Cuisine: Tex-Mex
Keyword: Comfort Food, Easy
Servings: 6 servings

Equipment

  • Casserole Dish
  • Mixing Bowl
  • Aluminum Foil

Ingredients

Ingredients

  • 4 cups Shredded cooked chicken About 3 large chicken breasts, shredded
  • 2 cups Instant rice Uncooked
  • 1 can (10.5 oz) Cream of chicken soup
  • 1 cup Sour cream
  • 1 cup Frozen diced onion and bell pepper mix
  • 1 can (10 oz) Diced tomatoes with green chilies Such as RoTel, undrained
  • 1.5 cups Chicken broth
  • 1 packet (1.12 oz) Fajita seasoning
  • 8 oz Shredded Mexican blend cheese About 2 cups, divided

Instructions

  • Prep Your Dish: Lightly coat a 9×13-inch casserole dish with nonstick cooking spray.
  • Combine the Filling: In a large mixing bowl, add the shredded chicken, uncooked instant rice, cream of chicken soup, sour cream, frozen onion and bell pepper blend, undrained diced tomatoes with chilies, chicken broth, fajita seasoning, and half the shredded cheese. Stir until everything is well combined.
  • Assemble the Casserole: Transfer the chicken and rice mixture into your prepared baking dish and spread it out evenly.
  • Bake (Covered): Cover the casserole dish with aluminum foil. Bake in a preheated oven at 350°F (175°C) for 35 minutes.
  • Top with Cheese and Finish Baking: Remove the foil, sprinkle the remaining cheese evenly over the top, and bake uncovered for another 10 minutes, or until the cheese is completely melted and bubbly.

Notes

Store leftovers in an airtight container for up to 3–4 days. This casserole freezes well; cool completely, transfer to a freezer-safe container, and freeze for up to 3 months.