Heat waffle iron to desired temperature. In mixing bowl or blender container, mix buttermilk, eggs and oil together on medium high. In another bowl stir together flour, sugar, baking powder, baking soda and salt until blended. Add dry mixture to liquid on medium speed just until blended, stopping and scraping sides as needed initially. (Do not overbeat.) Grease or spray waffle iron (if recommended according to manufacturerâs directions). Bake waffles to desired doneness. Cool waffles on wire racks. Yield: 4 large waffles; 8 servings.