Preheat your oven to 325

Place your ham in an oven safe dish flat side down

Rub your brown sugar all over your ham

Place pineapple slices on the ham and secure with toothpicks

Gently pour your pineapple juice all over your ham

Cover with foil and bake for 2 1/2 - 3 hours

You want to make sure the internal temperature listed on the label of your ham before you pull it out