Steps
1. Preheat oven to 375°F.
2. In a skillet, sauté the diced onions and bell peppers until softened.
3. Add the chicken breast and cook until browned.
4. Stir in the rice, chicken broth, heavy cream, garlic powder, salt, and pepper.
5. Transfer the mixture to a casserole dish, cover with foil, and bake for 30 minutes.
6. Remove foil, sprinkle with shredded cheddar cheese, and bake for an additional 15 minutes or until cheese is melted and bubbly.
7. Serve hot and enjoy!