400g/14oz carrots, peeled and grated
1 orange, finely grated zest only
2 tsp baking powder
1 tsp ground cinnamon
ground cinnamon, for dusting
50ml/2fl oz maple syrup
1 tsp mixed spice
275²µ/9¾´Ç³ú self-raising flour
150²µ/5½´Ç³ú sultanas
200ml/7fl oz vegetable oil
150²µ/5½´Ç³ú walnuts pieces
25g/1oz walnut pieces, chopped
50g/1¾oz unsalted butter, softened
400g/14oz full-fat cream cheese
3 free-range eggs