1 sm. box vanilla wafers
3 or 4 sm. bananas
1 sm. carton Cool Whip
1 lg. pkg. instant vanilla pudding
3 c. milk
1 sm. carton sour cream

In a large glass dish (9"x13"), layer vanilla wafers, then bananas. Mix together pudding and 3 cups milk. Add Cool Whip and sour cream; mix well. Pour half of mixture over bananas. Make another layer of wafers, then bananas, then mixture. Top with a few crushed wafers. Refrigerate. Serves 10 to 12.