Ingredients

• 1 shoulder of lamb, about 6 to 7 pounds
• 1/4 pound unsalted butter
• Salt
• Ground cumin

Instructions

1. Heat oven to 375 degrees.
2. Trim off any loose bits of meat and excess fat, leaving about 1/4 inch of fat. Put lamb in a roasting pan skin side up, cover with aluminum foil, and roast for 1 1/2 hours.
3. Remove from oven, uncover, and rub generously with butter. Cover with foil and return lamb to oven. Repeat 3 more times, once every 15 minutes.
4. After 3 1/2 hours, remove foil, raise heat to 425 degrees and cook 10 more minutes, or until the skin side is gold and crusty.
5. Remove from oven, place shoulder on a large platter, and let rest for 5 minutes. Sprinkle with salt and ground cumin. Carve and serve with salt and cumin in small dishes on the side.