Prepare your Easy Chicken & Stuffing Casserole by following these simple steps:

1. Preheat the Oven: Preheat your oven to 350°F (175°C).
2. Prepare the Casserole Dish: Grease a 9×13-inch casserole dish with cooking spray or butter.
3. Mix Chicken and Soup: In a large mixing bowl, combine the cooked chicken, cream of chicken soup, water or chicken broth, milk, garlic powder, onion powder, salt, and pepper. Stir until well mixed.
4. Add Stuffing Mix: Fold in the stuffing mix, ensuring it’s evenly distributed throughout the chicken mixture.
5. Layer in Dish: Pour the chicken and stuffing mixture into the prepared casserole dish. Spread it evenly across the bottom.
6. Add Cheese (Optional): If desired, sprinkle shredded cheddar cheese evenly on top for a cheesy finish.
7. Bake: Place the casserole in the preheated oven and bake for 30-35 minutes, or until heated through and the top is golden brown.
8. Rest: Once done, remove from the oven and let it sit for about 5-10 minutes to cool slightly before serving.

These step-by-step instructions will guide you in preparing this incredible casserole, ensuring success with each attempt.