In a large bowl, combine the diced chicken breasts with the 3 cans of soup. Mix well.
Add the water and rice and mix to combine
Season with salt, pepper, and freshly chopped parsley. Mix everything until well combined
Spoon mixture into a 9x13- inch casserole dish and top with a few pats of butter. Bake for 50 mins to one hour.
10 minutes before the cooking time is over, sprinkle the shredded cheddar on top and continue baking until the cheese has melted and the rice is tender