Gelatine is tasteless and comes in powdered form or in transparent leaves. Sprinkle powdered gelatine over cold water and leave to soak and swell, then stir it into hot liquid until dissolved.

Garnish with a sprig of mint and dust with icing sugar, if using. The size and strength of gelatine leaves (aka sheets) can vary. This recipe uses the platinum grade gelatine commonly found in UK ...