Konig's Westphalian Gin fermented, juniper berries from the bushes of that plant that grow on the slopes of the nearby Teutoburg Forest. In the nineteenth century around twenty companies produced the spirit. Only gins distilled near Steinhagen can legally be called "Steinhäger" gins. Since Konig's gin was much like other "Steinhäger" gins, it sought to differentiate itself from its competitors through exaggerated advertising slogans. The gin claimed unlikely medicinal benefits under the slogan, "The Spirit that rejuvenates". Other such slogans included "The only perfect gin", "The Royal Liqueur" and "The Royal Appetiser & Digestive". Its advertising included the obviously spurious claim that it
Gin mixed drinks, including the martini. Secretly produced "bathtub gin" was available in the speakeasies and "blind pigs" of Prohibition-era America as a result of the relative simple production. Sloe gin is traditionally described as a liqueur made by infusing sloes (the fruit of the blackthorn) in gin, although modern versions are almost always compounded from neutral spirits and flavourings. Similar infusions are possible with other fruits, such as damsons or beach plums. Another popular gin-based liqueur with a longstanding history is Pimm's No.1 Cup (25 per cent alcohol by volume), which is a fruit cup flavoured with citrus and spices.