1 lemon, zest only
200ml/7fl oz golden syrup
120g/4陆oz stale white breadcrumbs
陆 tsp stem ginger, chopped, plus 2 tsp of the syrup
1 ball stem ginger, chopped, plus 1 tbsp of the syrup
1 vanilla pod
40驳/1陆辞锄 butter, melted
250ml/9fl oz double cream
400g/14oz double cream
2 medium free-range egg yolks
25cm/10in shop-bought sweet pastry case (approx. 300g/10陆oz)