2. Beat the eggs with sugar, add milk and sift the powder.
3. Add melted butter, let stand for 30 minutes, and grease the mold.
4. Mix the butter and batter well to make the waffle batter.
5. Add the batter to the waffle mold.
6. Place the waffle mold in the middle layer of the oven preheated at180 and bake for 25 minutes.