Apple cookers, apple stoves and apple kettles are all excellent tools for creating delicious candy apples for concession stands and any other food service business with candy apples on the menu. These apple cookers, stoves and kettles are designed to quickly heat up the large batch mixtures. When operating an apple cooker, be sure to stir the mixture well as it heats up to a boil. This will prevent burning and will ensure the best recipe outcome.