Liqueurs combine a classic tradition recipe with modern production technologies used at Permalko plant. The recipe of liqueurs is based only on natural components. Traditionally, the first stage of production involves processing fruits and berries into a fruit stew, it is followed by infusion and blending.

Bitter liqueur Zerno is a high-quality product, which is made of  honey, red and black pepper, sugar syrup, cinnamon. This drink has a fine, delicate flavor and warming taste.