1/2 lb. vanilla wafers
1 can sweetened condensed milk
3 egg yolks
Juice of 2 lemons
1 env. powdered whipped topping

Crush vanilla wafers and spread half in bottom of a 9 inch square pan.

Whip egg yolks with condensed milk. Add lemon juice. Whip topping mix as directed on package and fold into egg-milk mixture. Spread gently over crumbs in pan. Cover with remaining crumbs. Refrigerate overnight. Serves 9.