Pineapple Parfait Pie
["1 (9-inch) baked pie shell", "No. 2 can crushed pineapple, drained", "1 pkg. lemon Jell-O", "1 pt. vanilla ice cream", "Cool Whip"]
["Heat 3/4 cup liquid from pineapple plus water (if needed) to boiling.", "Remove from heat.", "Add Jell-O.", "Dissolve.", "Add ice cream until melted.", "Chill until thickened (10 to 15 minutes).", "Fold in pineapple.", "Turn into pie shell.", "Chill until firm, about 20 minutes.", "Top with Cool Whip."]
["shell", "No", "lemon Jell-O", "vanilla ice cream"]