Punch Club Espresso Martini 20L KeyKeg. Mixologist-level Espresso Martini Cocktail made with organic cold brew coffee and salted caramel. Pleasant taste with a salty kick! Use a shaker to create the cream on top. Punch Club is a Estonian company which loves to to put together science and the latest trends in mixology. Through thousands of trials and errors they have learned the skill of capturing virtually any flavour out there. They believe in the magic of artisan cocktails, but they also believe in efficiency and sustainability.