1 box graham crackers
2 sm. boxes instant vanilla pudding
1 (8 oz.) container sour cream
1 (8 oz.) Cool Whip
3 c. cold milk

Mix pudding and milk until it thickens a little. Add sour cream and Cool Whip. Mix well until it thickens. Starting with crackers, make a layer in 13 x 9 inch pan, then a layer of pudding mix. Alternate, ending with crackers on top. Spread icing on top. Refrigerate.

ICING:

1 stick butter
1/2 c. Hershey's cocoa
1 box powdered sugar
Enough milk (about 3 tbsp.) to make it spreading consistency

Cream butter with cocoa. Add powdered sugar and milk. Mix well.