Easter. Cook and drain sausage.Combine flour, soda, and salt; set aside. Combine egg yolks, buttermilk, and butter; add to flour mixture, stirring briskly until blended. Add sausage.Beat egg whites until stiff peaks form; carefully fold into batter. Bake in preheated oiled waffle iron. Yield: 3 (8-inch) waffles.