900 ml Riesling Spaetlese (medium dry or sweet)
90 g sugar
8 sheets gelatine
Warm up the wine and add sugar and gelatine (soaked in cold water).
Stir until gelatine has fully dissolved, then remove from heat.
Pour the mixture into the 1 L iSi Gourmet Whip, screw in 2 iSi cream chargers and shake vigorously after each one.
Chill in the refrigerator for several hours.
Note: The 1 L isi Gourmet whip is a hand held mixer.