1Dissolve yeast in lukewarm(not hot)water with sugar. Be sure yeast and sugar are completely dissolved before adding oil buttermilk which have been mixed together. Add flour,and stir until well-blended. Place on pastry board and flour both sides.Pat out to about 1/4 inch and cut with biscuit cutter. Dip or brush both sides with melted butter,fold in half and place on ungreased bakin pan. Place in refrigerator until ready to bake.Remove from refrigerator and let stand at room temperature for at least 15 minutes before baking.