Directions

1. In a large bowl sift together the flour, baking powder, salt, and sugar. Make a well in the center of the bowl.
2. In a separate bowl, mix together the egg yolks, milk, and oil. Pour into well of flour mixture and stir well. Stir just until ingredients are moistened.
3. In a small bowl beat egg whites until stiff. Fold into batter.
4. Cook batter in waffle iron.