Tammy Posey is a CVap® Fan! Tammy Posey is a CVap Cook and Hold Oven Fan! Tammy Posey, Cafeteria Manager for Lewis County Schools in Weston, West Virginia, is a fan of her CVap® Cook and Hold Ovens. She puts it best, “…If you don’t have one, get one!“ View all Videos cook and hold CVap lewis Oven posey School