Make a sidecut in each chestnut

Fill a pot with cold water, add the chestnuts and bring to a boil

Boil for 20 minutes

When the chestnuts are cold enough, peel them and mix in a blender

Melt the chocolate

Mix the egg yolks and add the chocolate and the chestnutmix

Mix the egg whites until set and add te sugar, one spoon at a time

Mix the egg whites with the chocolate mix

Divide into cups and put in the fridge for about 4 hours or overnight