- Water, to cover the gammon
- 1 onion, peeled and halved
- 2 carrots, peeled and roughly chopped
- 2 celery stalks, roughly chopped
- 1 cinnamon stick (optional)
- 1 bay leaf
- Whole cloves, for studding (optional)
- 2 tablespoons brown sugar or honey (optional, for glazing)