Directions

1. Preheat oven to 350 degrees. In a bowl add chicken and season with salt, pepper and garlic powder.
   
2. Heat a skillet on medium heat and add olive oil. Add seasoned chicken to pan and cook until chicken is no longer pink. Transfer chicken to a large bowl.
   
3. In the bowl with the chicken, add sour cream and green chilies and mix until well combined.
   
4. In a 8x8 inch baking dish sprayed with cooking spray, layer half the rice, then the mixture in the bowl, half the shredded cheese, then half the green onions. Spread another layer of rice, mixture, and the rest of the cheese.
   
5. Place casserole into over and bake until bubbly, about 30 minutes. Remove from oven, top with remaining green onions, and serve immediately.