Ingredients:
- 225g/8oz dark chocolate (minimum 70% cocoa solids)
- 150g/5½oz unsalted butter
- 3 free-range eggs
- 225g/8oz caster sugar
- 100ml/3½fl oz strong espresso
- 100g/3½oz plain flour
- 150g/5½oz full fat cream cheese
- 50g/1¾oz caster sugar
- 1 free-range egg
- ½ orange, zest only