Bring to the boil, skimming off any scum that rises to the top of the water using a slotted spoon, then reduce ... then place the ham on top with the bone resting against the lip of the casserole.

Spoon the glaze over the ham and cook as above ... When the ham is fully cooked the rind will peel off easily and the small bone at the base of the leg will feel loose. To glaze the ham: preheat ...