Celebrating our native apples and the variety of products derived from them, by growers who care about nature and the environment. Charles Martell is known for Stinking Bishop cheese and now distils vintage spirits on his Gloucestershire farm; Hilary Engel makes cider from apples pressed by a Gypsy cob in a 17th-century mill; and Julia Blackshaw makes mellifluous juices from her organic orchard. They talk to Kitty Corrigan.