Preheat waffle iron. Spray the grid with nonstick cooking spray.
In a mixing bowl whisk the flour, sugar, baking powder, and salt.
In a separate bowl whisk the eggs, melted butter, milk, and vanilla extract.
Pour the wet ingredients into the dry ingredients and whisk just until combined. Let the batter stand for 5 to 10 minutes.
Ladle batter into the preheated waffle iron. Close lid and cook until done.
Serve as desired with butter, syrup, fruit, whipped cream, powdered sugar, and/or ground cinnamon.
