2 lemons, juice only
400g/14oz fresh strawberries
200g/7oz golden caster sugar
150驳/5陆辞锄 caster sugar
1 tbsp icing sugar
20ml/戮fl oz neutral oil
pinch salt
pinch salt flakes
200g/7oz self-raising flour
1 tsp vanilla bean paste
2 tsp vanilla bean paste or 1 vanilla pod, seeds scraped
180g/6oz unsalted butter, softened
225g/8oz unsalted butter
300ml/10fl oz double cream
4 free-range eggs
3 large free-range egg whites