1 large unwaxed lemon, zest only
2 tsp Sicillian lemon extract
yellow gel food colouring
750g/1lb 10oz plain flour
3 tbsp plain flour
150驳/5陆辞锄 caster sugar
110g/4oz caster sugar
3 cubes crystallised ginger, roughly chopped
150驳/5陆辞锄 icing sugar
2 balls stem ginger in syrup, ginger chopped
4 tbsp stem ginger syrup (reserved from the stem ginger jar)
100驳/3陆辞锄 dark chocolate buttons (minimum 70% cocoa solids)
100驳/3陆辞锄 good-quality white chocolate buttons
100驳/3陆辞锄 white chocolate
375g/13oz unsalted butter, chilled and cubed
675g/1lb 7oz full-fat cream cheese
100ml/3陆fl oz double cream
3 medium free-range eggs
2 medium egg whites
3 medium free-range eggs and 1 free-range egg yolk
1 tbsp full-fat milk
150ml/5fl oz soured cream