Sift flour into large bowl and cut in the shortening. Gradually mix in buttermlk. Dough should be sticky but workable. Kneed dough on a floured surface until smooth and consistent but do not overknead. Roll out golf-sized balls to 1/4 to 1/2 inches and arrange on greased pan. Bake for 15 minutes at 425F.
Self-rising flour can be substituted with 3 cups flour, 4 1/2 tsp baking powder and 1 1/2 tsp salt.