½ small unwaxed lemon, finely grated zest only
300g/10½oz mixed berries (raspberries, blackberries, blueberries), plus extra for serving
4 level tbsp lemon curd
75g75g/2½oz plain flour
75g/2½oz golden caster sugar
2 tsp icing sugar, plus 1 tsp extra for dusting
180g/6oz extra-light soft cheese
3 large free-range eggs