3 boxes instant vanilla pudding
3 c. milk
1 (8 oz.) container sour cream
1 (8 oz.) container Cool Whip
1 box Nilla wafers
3-4 bananas

In a large bowl, combine pudding and milk until thickened. Add sour cream and blend in. Add Cool Whip and blend in using a mixer. In another large bowl, layer cookies, bananas, and mixture. Decorate top with extra cookies and sprinkle crumbs form cookies. Enjoy!