1 Place ham in instant pot or slow cooker.
2 Mix 2/3 cup Apple Cider Vinegar and 1/3 cup Maple Syrup for a 3-6 pound ham. You can increase for larger hams
Cook 4 hours on low basing every 30-60 minutes or as you remember :)
Remove ham and let set 15 minutes before cutting. While the ham rests simmer the sauce to reduce to a gravy. The sauce can be a bit salty.