The flavor of a sugar-glazed spiral ham is almost better than a bowl of homemade candy (and that's coming from a sugar lover). But it's important to know that spiral ham isn't the only kind of ham ...
According to FSIS, spiral-cut cooked hams can also be eaten cold ... To reheat a spiral-sliced ham in a conventional oven, cover the entire ham or portion with heavy aluminum foil and heat ...
Instead, cook the ham on its own for about 20 minutes, then apply the glaze and return it to the oven." "Most hams sold ... 4-5 pounds spiral-cut boneless ham (or bone-in, if preferred) 4.