75驳/2陆辞锄 caster sugar
50驳/1戮辞锄 cocoa powder, sieved
25g/1oz cornflour
2 tsp extra-virgin olive oil
陆 tsp smoked sea salt flakes (see tip section)
戮 tsp smoked sea salt flakes
1 tsp vanilla paste or extract
2 x 154g/5陆oz packets chocolate cookies, such as Oreos or Bourbons(28 small biscuits in all)
50驳/1戮辞锄 dark chocolate (min. 70% cocoa solids)
100驳/3陆辞锄 dark chocolate (minimum 70% cocoa solids)
50驳/1戮辞锄 unsalted butter, softened
500ml/18fl oz double cream
4 tbsp full-fat milk
2 tsp instant espresso powder or strong instant coffee powder