01 -
Preheat oven to 350°F and lightly grease a 9x13-inch baking dish with nonstick cooking spray.
02 -
In a large mixing bowl, combine shredded chicken, uncooked instant rice, cream of chicken soup, sour cream, frozen vegetables, diced tomatoes with juices, chicken broth, fajita seasoning, and 1 cup of shredded cheese. Mix until evenly combined.
03 -
Pour mixture into the prepared baking dish and spread evenly, ensuring the rice is distributed throughout.
04 -
Cover the dish tightly with aluminum foil and bake for 35 minutes to allow rice to steam and flavors to meld.
05 -
Remove foil, sprinkle remaining 1 cup of cheese over the top, and return to oven uncovered for an additional 10 minutes until cheese is melted and golden.
06 -
Allow casserole to rest for 5 to 10 minutes before serving to let it thicken and set.