300ml/10fl oz buttermilk (or whole milk mixed with 3 tbsp lemon juice)
12 chocolate-covered caramels
350g/12oz plain flour, plus extra for dusting
陆 tsp bicarbonate of soda
25g/1oz caster sugar
1 tsp cocoa powder, for dusting
陆 tsp salt
1 tbsp vanilla bean paste
100驳/3陆辞锄 dark chocolate, roughly chopped (or chocolate chips)
75驳/2陆辞锄 dark chocolate, melted