150驳/5陆辞锄 plain flour
90驳/3陆辞锄 caster sugar
1 cinnamon stick
1 tbsp cornflour
pinch of salt
150驳/5陆辞锄 strong white flour
1 vanilla pod
100驳/3陆辞锄 dark chocolate
250g/9oz unsalted butter
unsalted butter, for greasing
100ml/3陆fl oz double cream
2 free-range medium eggs
3 free-range egg yolks
250ml/9fl oz whole milk