1. In a bowl, mix together flour, sugar, salt and baking powder. Add oil, eggs and gradually pour in milk stirring constantly, until the mixture is smooth.

2. Spray a waffle iron with cooking spray or brush with oil. Preheat to desired temperature.
3. Spoon about 1/3 cup (or amount recommended by manufacturer), close the lid and cook until golden brown.

4. Repeat with the remaining batter. Serve.