Start by adding all the ingredients to stockpot over low heat and whisk. Heat for 3-5 minutes.
Add the ham to the base of the Instant Pot and cover with the water.
Pour the glaze on top of the ham.
Secure the lid on the Instant Pot and close the pressure valve.
Cook for 10 minutes on high pressure.
Once the timer goes off, allow the pressure to release naturally.
Once the pressure is released, allow the ham to rest for 15 minutes and then remove from the pot leaving the extra liquid behind.
Slice the ham to your liking and drizzle with the leftover sauce in the base of the Instant Pot.