* 13 ½ fl oz cream
* 6 ¾ fl oz milk
* 1 1⁄3 oz sugar
* a pinch of salt
* 4 1⁄3 oz dark chocolate, chopped
* 3 half gelatine sheets or 14g of gelatine powder
* 1 saucepan
* 1 whisk
* 1 small bowl of cold water
* 6 lightly oiled moulds