
Preheat oven to 350 degrees.
Rub ham with brown sugar.
Secure pineapple rings onto ham, fat side up, using toothpicks.
Add 2 tbls flour to cooking bag, and shake it to coat.
Place bag in roaster and place ham fat side up in the bag.
Pour reserved pineapple juice gently over ham.
Close bag with nylon tie included with bag.
Cut six 1" slits in top of bag for steam escape.
Place in oven, being careful not to let bag touch sides of oven.
Bake 2 hours for an 8 lb ham.
Cool before slicing to retain juices.