Butlers Drumshanbo Gunpowder Irish Gin 100g 40% Milk Chocolate Bar. Founded in 1932, Butlers is Ireland’s premier family-owned firm dedicated to the craft of exceptional chocolate-making. Drumshanbo Gunpowder Irish Gin® is slow distilled by hand in medieval copper pot stills with oriental botanical & gunpowder tea. The fusion of Butlers Chocolates with Drumshanbo Gunpowder Irish Gin® creates an unforgettable taste experience for you to discover and savour.