Preheat oven to 325°F
Remove ham from packaging
Place ham cut-side down in a roasting pan
Add a little water, broth, or juice to the pan
Cover tightly with foil
Bake for about 10 to 12 minutes per pound, or until heated through
Check internal temperature reaches 140°F for pre-cooked ham
Remove foil during the last 15 to 20 minutes if glazing
Brush with glaze if desired
Return to oven until glaze is set
Let rest 10 to 15 minutes before serving
Slice and serve