Make an incision 3cm - 5cm deep along the length of the roast
3
Mix together the stuffing ingredients and stuff into the incision. Salt and pepper the roast.
4
Brown the roast on all sides in lard in a large heavy casserole. Add all the rest of the ingredients and cook in the oven for 2 ½ hours or until the meat is very tender. Check once or twice to make sure that the liquid is not boiling away. Add water or unsalted stock as necessary.