400g/14oz fresh or frozen berries, such as strawberries, raspberries, blackcurrants or blackberries
1 orange, juice and finely grated zest
190驳/6戮辞锄 plain flour, sieved
100g/3陆oz golden caster sugar
190驳/6戮辞锄 golden caster sugar
300g/10陆oz golden caster sugar
25g/1oz liquid glucose
2 tsp vanilla bean paste
little vegetable oil, for greasing
6 medium free-range eggs
4 medium free-range egg whites (total weight 140g/5oz)