Pecan Puffs or Mexican Wedding Cookies

Preheat oven to 300° Beat butter until soft, add sugar & blend until creamy, add vanilla. Measure then grind in a nut grinder, food processor or chop finely with a knife the pecans. Stir pecans into butter mixture and sift in flour. Roll the dough into small balls, place balls on greased cookie sheet & bake about 30 minutes. Roll while hot in powdered sugar to coat. To glaze, put the sheet back in the oven for a minute.