1. Separate the egg whites from the yolks.
2. In a large bowl, mix the flour, salt, and sugar.
3. In another bowl, whisk the egg yolks with the milk and gradually pour it over the dry ingredients while whisking. The mixture should be smooth.
4. Let it rest in the fridge for 30 minutes.
5. Beat the egg whites until stiff peaks form, then gently fold them into the previous mixture.
6. Heat a lightly oiled pancake pan. Pour two small ladles of batter onto the pan, spacing them apart.
7. Once the surface is covered with a multitude of small bubbles, flip the pancakes and cook for an additional 30 to 40 seconds.
8. Cook the remaining batter in the same way.
9. Serve with blueberries and maple syrup.