Mix together all dry ingredients add butter and shortening, cut in with a pastry blender until crumbly. Stir in currants. Mix eggs lemon, and milk together, stir into dough like making a pie crust, add just enough to make dough workable. On a floured surface roll dough out to a ¼ inch thickness. Cut into 3 inch rounds and fry without fat in a flat pan over medium heat, until browned on both sides.