If you are lucky enough to have blackberries in your neighborhood then this is the sweet you simply have to make.
- Clean the fruit carefully before use
- Sprinkle the blackberries with the artificial sweetener
- Make the jelly with a quarter pint (150 ml) of boiling water
- Stir in the blackberries and make up to three quarters of a pint (450 ml) with cold water
- Cool in the refrigerator until nearly set then stir in the fromage frais
- Whisk until light and fluffy and chill before serving