1 egg white
1tsp white sugar
40g dark chocolate
2 tbsp yoghurt
handful of berries
Method
Whisk egg white as stiff as possible (in a small - clean - cat bowl). Add sugar and whisk again.
Melt chocolate and - when cool - stir in yoghurt.
Combine, starting with a spoonful of egg white beaten in hard and the rest folded in.
Pile on top of berries in two ramekin dishes and chill.