Pour condensed milk in bowl. Mix thoroughly egg yolks. Mix in lemon juice. Refrigerate to let mixture set.
Meringue: Beat 3 egg whites until real stiff. Add 2 tablespoons of sugar per egg white totaling 6 tablespoons.
Pour lemon mixture into ready made pie crust. Top with meringue. Sprinkle lightly with sugar. Bake at 325 degrees until light brown on top. Refrigerate.