1. Remove skins from tamarillos and chop finely;
2. Sprinkle the sugar over and set aside for 30 minutes;
3. Soften gelatine in cold water, add hot water and stir until dissolved. Cool;
4. Add tamarillos, and when mixture begins to thicken, fold in stiffly beaten egg whites and whipped cream;
5. Pour into serving dish or individual dessert dishes, and chill;
6. Decorate with fresh strawberry sliced, or few blueberries, or dollop of whipped cream.