Mix shortening, sugar, and eggs thoroughly. Stir in bananas, buttermilk, and vanilla. Measure flour by dipping method, or by sifting. Stir flour, soda, and salt together; stir in. Blend in nuts. Chill one hour. Heat oven to 190ºC . Drop rounded tablespoonfuls of dough two inches apart on lightly greased baking sheet. Bake about 10 minutes, or until delicately browned. If desired, frost with a thin confectioners' sugar icing. Icing: Mix sugar, milk and vanilla until smooth. -Betty Crocker's Cooky Book per Sam Waring