Family Tested & Approved
Cream Butter; gradually add powdered sugar and cornstarch.
Beat until light and fluffy.
Add flour. Press into lightly greased and floured 15x10x1 pan
Bake 30 to 35 minutes at 325 degrees. Till lightly browned.
Cool for 10 minutes, then cut into bars, Grab a cup of coffee and watch them Disappear. ENJOY!