1. Preheat the oven to 350°F.
2. Line a large rimmed baking sheet with foil and lay the ham on it flat-side-down.
3. Score the ham with cuts one inch apart and 1/4-inch deep. (Do this in two directions creating a grid pattern over the entire surface of the ham).
4. In a medium bowl, mix all the remaining ingredients for the glaze.
5. Rub half the glaze over the surface of the ham and bake for 45 minutes.
6. Pull the Ham out of the oven.
7. Rub the rest of the glaze over ham and place it back in the oven for another 45-75 minutes.