Lemon Lush
["2 sticks butter", "2 c. flour", "1 c. chopped walnuts", "8 oz. cream cheese", "1 c. powdered sugar", "1 c. Cool Whip", "2 small pkg. lemon instant pudding", "3 c. milk"]
["Crust:", "Cut butter into flour until well blended.", "Mix in chopped nuts.", "Pat into a 9 x 13-inch pan (buttered).", "Bake at 400\u00b0 for 15 to 20 minutes.", "Let cool."]
["butter", "flour", "walnuts", "cream cheese", "powdered sugar", "lemon instant pudding", "milk"]