300g/10Β½oz frozen pitted cherries
1 tbsp fresh lemon juice
25g/1oz soft light brown sugar
75²µ/2ΒΎ΄Η³ϊ caster sugar
1 tbsp icing sugar
Β½ tsp vanilla extract
50g/1ΒΎoz plain dark chocolate, finely grated
3 digestive biscuits
2 large free-range eggs
125ml4fl oz full-fat milk