150驳/5陆辞锄 jam
300驳/10陆辞锄 plain flour
3 tsp baking powder
250g/9oz caster or brown sugar
25g/1oz cocoa powder
300驳/10陆辞锄 icing sugar
50ml/2fl oz sunflower oil
2 tsp vanilla extract
100g/3陆oz unsalted butter
50驳/1戮辞锄 butter
100ml/3陆fl oz double cream
50ml/2fl oz double cream
250ml/9fl oz double cream, whipped until stiff peaks form when the whisk is removed
4 medium free-range eggs
80ml/2陆fl oz milk