Add the chopped onion, garlic cloves, apple cider vinegar, mustard, orange juice, and cloves to a large roasting pan, stirring to combine.
3. Step
Place the ham on the roasting rack over the liquid.
4. Step
Trim off tough outer skin, then score the remaining fat in a crosshatch pattern. Cover the entire roasting rack with aluminum foil and bake for 1 hour.
5. Step
Remove the ham from the oven, and remove the foil. Baste the ham with the liquid, then remove the rack from the roasting pan and set aside.
6. Step
Remove all the whole cloves from the remaining liquid in the pan. Pour the remaining liquid into a pot, along with the honey, Dijon mustard, Worcestershire sauce, and brown sugar. Whisk to combine.
7. Step
Bring the mixture to a boil over medium high heat, then simmer until thick and reduced, about 10 minutes.
8. Step
Brush the glaze on to the ham then transfer back to the roasting rack.
9. Step
Bake the ham for 30-45 minutes, or until the glaze is caramelized and the ham reaches 145°F (65°C).
