In a large bowl, sift together flour, baking powder, and salt.
Separate the egg yolks and whites into two different mixing bowls.
Add the milk and oil to the bowl with the yolks. Stir in the dry ingredients.
Beat the egg whites with a mixer until stiff peaks form. Then gently fold in the egg whites to the batter. Be careful not to overmix.
Spoon batter into preheated waffle iron and cook according to waffle maker instructions.
Video
Notes
Freezing Instructions: Allow waffles to cool completely, then store in a freezer-safe ziplock bag for up to 3 months. Rewarm in the toaster or microwave.