Leftover brown sugar ham and pineapple ham glaze should be kept in an airtight container in the fridge. It will last up to 4 days in the fridge, if stored correctly. How to Reheat Ham. If you need to reheat the entire brown sugar ham, wrap it tightly in foil so it doesn’t dry out, then heat it in a 300ºF oven for roughly 15 minutes per pound.
https://ohsweetbasil.com/worlds-best-brown-sugar-ham-recipe/