Swedish Punsch Carlshamns FlaggPunsch. A very popular drink in Sweden, either just by itself or mixed in cocktails with either bourbon or cognac. 50cl bottle, 26% alcohol content. Carlshamns FlaggPunsch has its origins in the 18th century, when trade with East India brought arrack from Batavia. Carlshamns Flaggpunsch is made according to an original 19th century recipe and has a rich, fresh, full-bodied arrack character with balanced sweetness. Drink responsibly.