fresh berries, to serve
500g/1lb 2oz plain flour, sifted, plus extra for dusting
1 tsp bicarbonate of soda
120g/4陆oz golden caster sugar
100g/3陆oz roasted hazelnuts, finely chopped
270g/9戮oz runny honey
65g/2陆oz runny honey
80驳/2戮辞锄 icing sugar
陆 tsp salt
1 tsp vanilla bean paste
80驳/2戮辞锄 unsalted butter
250ml/9fl oz double cream
2 free-range eggs, lightly beaten
600ml/20fl oz soured cream