250g/9 oz raspberries
150g/5陆oz golden caster sugar
50驳/1戮辞锄 cocoa powder, sifted
450g/1lb golden icing sugar, plus extra for dusting
vegetable oil, for greasing
250g/9oz high quality dark chocolate (minimum 60 per cent cocoa solids)
250g/9oz unsalted butter, softened
400ml/14fl oz double cream, lightly whipped
6 large free-range eggs, separated
2 tbsp milk
dash whisky liqueur (optional)