Cooking the Lamb1. Mix ginger, cloves, cinnamon, allspice, garlic, black pepper, cardamom, cayenne, and salt together.
2. Dry rub the lamb with the spice mixture and then refrigerated for 12-24 hours.
3. Remove from the fridge and let the lamb come to room temperature.
4. Heat oven to 250 degrees.
5. Heat a castiron with a small amount of oil. Sear each side of the lamb in the skillet.
6. Transfer the seared lamb to a dutch oven or roasting pan and put it in the oven. Cook for 4-6 hours or until the internal temperature is 145 degrees.
7. Let rest for 10 minutes (so the juices settle).
8. Serve!