Thaw in refrigerator for 24-48 hours.
Ham is fully cooked making it possible to serve directly from the refrigerator. Appliances vary, adjust cook times accordingly.
Oven: Preheat oven to 325°F. Remove ham from foil wrap and set aside for later; remove ham from film. Return ham to foil wrapping and place in oven safe roasting pan. Simply roll foil wrapping down leaving 2" foil roll around the bottom of the ham. Place ham in oven on a lower rack. Heat uncovered, for 60-75 minutes for entire ham or 10 minutes per pound for smaller portions. If desired, during the last 15 minutes of cooking time baste ham with pan drippings.