Hawaiian Delight Fluff

package (1 oz.) sugar free instant Jello vanilla pudding mix

( 20 oz.) can crushed pineapple, drained

plain non fat or Greek yogurt ( I use non fat plain yogurt)

fat free or sugar free Cool Whip, thawed

( 15 oz. ) can no sugar added mandarin oranges, drained

medium bananas, sliced

sweetened coconut flakes, optional