The principal ingredient of our Ya Dong (medicine preserved) is an unadulterated bottle of the finest Lau Khao.

Alone, it has to be said that this is pretty putrid stuff, although the chaps at the shop swear by it, or rather it makes them swear whilst they're rolling around in puddles of their own piss, but to transform this apperitiff into a thoroughly palatable tipple is a very easy process.