2 oranges, zest only
245g/9oz plain flour
35g/1oz soft light brown sugar
10 cardamom pods
50g/1戮oz golden caster sugar
50g/1戮oz toasted flaked almonds, finely chopped
icing sugar, to sprinkle
pinch of salt
200g/7oz dark chocolate (preferably orange and almond flavoured) finely chopped
170g/6oz unsalted butter, softened