Mix butter, oil, sugar. and powdered sugar until light and fluffy
Beat in egg, vanilla, almond flavor, soda, and salt.
Add 4 1/2 cups flour in portions (to avoid a dust clould) until thoroughly mixed. Refrigerate for 2 to 3 hours.
Place chilled dough on a lightly floured surface and knead in another 1/2 cup of flour. Roll out dough and cut or roll out on cookie sheet as described earlier.