In a large bowl, whisk together flour, baking powder and salt.
In a small bowl, whisk together milk, oil and egg yolks. Add to flour mixture and stir until just combined. Gently fold in beaten egg whites. Let rest 10 minutes.
Bake waffles as recommend in your waffle maker until golden brown.
Notes
Notes: Add an extra ¼ cup milk to make a great whole wheat pancake.