Shortbread

Put corn starch, icing sugar, flour in a bowl and stir Blend in the butter with a pastry mixer or hands until smooth dough forms Roll out dough on a floured surface to a little less than 1/4 inch thickness Cut out shapes and place on ungreased cookie sheet Bake in 300 oven for 20 - 25 minutes until edges are extremely lightly browned If dough is too soft to handle chill an hour