MAMA'S BUTTER COOKIES Preheat Oven to 350 1 c (2 sticks) butter or margarine 1/2 cup sugar 2 egg yolks 1/2 tsp vanilla 2 c flour 1/8 tsp salt Beat butter and sugar until fluffy. Beat in egg yolks and vanilla until well blended. Turn mixer on low and blend in flour and salt. Pack into a press or make into small balls. Bake for 15 minutes or until lightly browned.