1 tablespoon flour
1 (20 ounce) can crushed pineapple, drained
1 tablespoon cornstarch
Big oven cooking bag
1/2 cup apple jelly
2 tablespoon lemon juice
1/8 teaspoon ground cinnamon
Shake flour in cooking bag. Place in large roasting pan at least 2 inches deep. Lightly score surface of ham. Place ham in bag. Combine pineapple, jelly, lemon juice, cornstarch and ground cinnamon in saucepan; stir and cook until cornstarch dissolves. Bring to a boil. Simmer 1 minute. Pour sauce over ham in bag. Bake 2-1/2 to 3 1/4 hours depending on the size of your ham.