1 large box instant vanilla pudding
1 c. buttermilk
1 can mandarin oranges, drained
1 can crushed pineapple with juice
1 (8 oz.) container Cool Whip
1 box vanilla wafers

Mix instant pudding, buttermilk, mandarin oranges and pineapple. Fold in Cool Whip and crushed cookies. Chill and serve.