"previous pinner wrote, "My Grandmother did this when I was little....Drain juice from a can of Sliced Pineapple, replace with jello made with 1/2 of the water required on pkg. Chill until set. Run hot water on can sides & bottom to loosen. Cut bottom from can to punch mold out. Cut between pineapple slices & serve. The kids would love this for a summer snack!"