1 orange
150g/5½oz soft dark brown sugar
20²µ/¾´Ç³ú caster sugar
15²µ/½´Ç³ú cocoa powder
185g/6oz self-raising flour
25g/1oz dark chocolate, chopped into small pieces
150g/5½oz unsalted butter, cut into 1-2cm/½-¾ cubes, plus extra for greasing
cream, to serve
150-175ml/5-6fl oz full-fat milk, plus extra for dampening
125²µ/4½ suet