fine orange zest
150g/5½oz marmalade
250g/9oz plain flour
2 tsp baking powder
1 tsp bicarbonate of soda
90g/3¼oz dark brown sugar
pinch ground cinnamon
pinch Chinese five-spice powder
pinch ground ginger
200ml/7fl oz honey
icing sugar
pinch mace
pinch freshly grated nutmeg
50g/1¾oz rye flour
80g/2¾oz salted butter
100ml/3½fl oz milk