Upscale-casual dining chain P.F. Chang's is one of the leading Asian restaurant accounts in the US with more than 200 locations in about 40 states. Over the years the chain has become known for its expansive wine list. In 2011 Winemetrics, the on-premise wine experts, ranked P. F. Chang's wine list number one out of more than 165 chain restaurants. WSD recently sat down with Mary Melton, director of Beverage for P.F. Chang's, to find out her strategy for organizing the 50 wines on her list.