Begin by preheating the oven to 350 degrees Fahrenheit.
Then you will want to remove the skin from the rotisserie chicken. Next pull the chicken apart and place it into a large mixing bowl.
Add the cheddar cheese & cream cheese into the bowl. Set aside a little cheddar cheese use later to sprinkle on top.
Combine the buffalo sauce into the mixture and mix all of the ingredients together well.
Place into a greased oven safe casserole dish and sprinkle the remaining cheddar cheese on top.
Cook for 15 minutes at 350 degrees Fahrenheit.