➔ The oil must be smoking hot.
➔ Do not open the oven door.
➔ Use room temperature eggs and milk.
➔ Whisk the batter until very smooth.
➔ Chill the batter for better rise.
➔ Use a metal tin for heat.
➔ Fill the holes very quickly.
➔ Measure your ingredients very carefully.
➔ Use plain flour only.
➔ Serve them immediately while hot.