4 limes, grated zest and juice
397g tin condensed milk
1 tsp golden syrup
3 leaves gelatine
200g/7oz chocolate biscuits, such as Oreos or bourbon biscuits, or digestive biscuits, finely crushed
50驳/1戮辞锄 dark chocolate, broken into pieces
75驳/2戮辞锄 butter, melted
15驳/陆辞锄 butter
4 large free-range egg yolks
25ml/1 tbsp + 2 tsp gin
150ml/5fl oz lime cordial