75驳/2陆辞锄 plain flour
1 tbsp icing sugar, sifted
pinch salt
1 tsp vanilla extract
125驳/4陆辞锄 dark chocolate (70% cocoa solids), broken into squares
55g/2oz cold butter, cut into small cubes
30g/1oz butter
300ml/10fl oz double cream
2 free-range eggs, beaten