Wash the currants and pluck them from the panicles. Peel ginger and grate finely. Wash mint and shake dry. Sort raspberries
Cook the redcurrants, 250 ml water, sugar and ginger for about 5 minutes, then remove from the heat. Add raspberries and mint and let cool off
Remove mint. Puree berries and stock and pass through a sieve. Stir with 250 ml cold water and chill for at least 2 hours. Serve the drink with ice cubes if necessary
waiting time approx. 3 hours