8-10 fresh figs, cut in half from top to bottom
50驳/1戮辞锄 caster sugar
2 tbsp cocoa powder
300g/10陆oz plain chocolate
4 tbsp orange liqueur, such as Cointreau or Grand Marnier, plus extra to taste
150驳/5陆辞锄 butter, plus extra for greasing
300ml/10陆fl oz double cream
6 free-range eggs, separated