01 -
Preheat oven to 350°F.
02 -
In a saucepan over medium-high heat, add chicken broth and bring to a boil. Add rice to the broth, reduce heat to low and simmer for 60 minutes. Remove from heat, fluff, and set aside.
03 -
In a small bowl, combine garlic powder, onion powder, salt, pepper, and cayenne pepper. Sprinkle over both sides of the chicken. Heat 1 tablespoon of olive oil in the pan, when it starts to sizzle, add the seasoned chicken. Cook until no longer pink (165°F). Remove from pan and shred the chicken using two forks. Set aside.
04 -
In the same pan used to cook the chicken, heat 2 tablespoons of butter over medium heat. Add chopped celery, carrots, onion, and sliced mushrooms. Saute over medium heat until fragrant, about 8-10 minutes.
05 -
In a large bowl, combine cooked veggies, cream of chicken soup, sour cream, shredded chicken, and cooked rice. Transfer to a greased 9×13 baking dish.
06 -
Bake uncovered for 25 minutes. Remove from oven, sprinkle cheese over the top and cook for an additional 5 minutes or until cheese is melted.