2 onions, peeled, halved
3 oranges, zest of three, juice of two
pickled red cabbage
apple sauce
3 heaped tbsp orange marmalade
3 tbsp wholegrain mustard
120g/4oz soft brown sugar
8 cloves, plus extra for studding the gammon
3 tbsp clear honey
6kg/13lb 3½oz gammon joint
fresh orange juice, to cover