El Manze pie and mash restaurant gets listed status A pie and mash shop in Walthamstow has been awarded grade II listed status because of its traditional features. Since the 1920s, El Manze has been serving the traditional east London food. Culture Minister Ed Vaizey, said the restaurant was a unique piece of London's architecture. Owner Jacqueline Cooper talks about the restaurant's oldest customers while Roger Bowdler from English Heritage discusses its "amazing survival."