Step 1

Preheat the waffle iron according to manual instructions.

Step 2

Separate the egg whites from the yolks. Beat the egg whites until stiff. Set aside.

Step 3

Sift together the sugar, flour, and salt. Gradually whisk in the milk, egg yolks, melted butter, and vanilla.

Step 4

Gently mix in the blueberries. Very carefully mix in the beaten egg whites.

Step 5

Pour the batter into the preheated waffle iron and wait until the light goes on. Repeat the step to cook the remaining batter.

Step 6

Serve them with your favorite toppings and enjoy!