1- in a bowl, mix the flour, sugar, baking powder, and salt (dry ingredients)
2- In a separate bowl, mix the eggs, milk and melted butter (Wet ingredients)
3- Poor the wet ingredients into the dry ingredients
4- Mix until just incorporated
5- Grease your waffle maker with vegetable oil
6- Poor a bit of the batter into the waffle maker (it depend how is your waffle maker)
7- cook until golden brown