The true way to serve Pimm's No. 1 Cup according to the traditionalists, is topped with Champagne in the Royal Pimm's Cup. Here are a couple recipes that are popular....
While working at the Hotel Bel Air in the late seventies, my interest was piqued by an odd drink that had a slice of cucumber and a slice of apple as the garnish. I learned more about the drink from some of my British customers who described how the drink was served in a mug and garnished extravagantly with borage.....