20 chocolate coffee beans (optional)
150驳/5陆辞锄 plain flour
165驳/5戮辞锄 caster sugar
10驳/陆辞锄 cocoa powder
40驳/1陆辞锄 glucose syrup
375g/13oz icing sugar, sifted
720g/1lb 9陆oz icing sugar, sifted
90驳/3录辞锄 dark chocolate (70% cocoa solids)
50g/1戮 oz white chocolate, melted (optional)
40驳/1陆辞锄 unsalted butter, melted
190g/6陆oz unsalted butter, softened
5 free-range eggs
5 tsp coffee extract (or 2 tsp instant espresso powder dissolved in 25ml/1fl oz boiling water, cooled)
2 tbsp Irish cream liqueur