Rub lamb with salt and pepper; Place in roasting pan. Sear in 500 deg.F. Oven
for 15 minutes. Put parboiled lima and navy beans around lamb in roasting pan. Place strips of salt pork over beans. Bake at 350 degs F until roast is tender, about 2 hours. Add parsnips 1/2 hour before roast is taken from oven. Serve roast on hot platter, surrounded by beans. Garnish with strips of parsnips. Serves 6