In a bowl, cut butter into the flour until crumbly. Press into an ungreased 13-in. x 9-in. baking pan. Bake at 350° for 18-22 minutes or until set. Cool on a wire rack.
In a bowl, beat cream cheese and sugar until smooth. Fold in 1 cup whipped topping. Spread over crust.
In a bowl, beat milk and pudding mix on low speed for 2 minutes. Carefully spread over the cream cheese layer. Top with the remaining whipped topping. Refrigerate for at least 1 hour. Yield: 12-16 servings.