1, to ensure that the beating basin without water and oil, egg whites can not contain a trace of protein, with three beating basin one by one separation, separation of good egg whites will be placed in the refrigerator after chilling.

2, sugar should be gradually in the egg white whipped to larger bubbles, more small bubbles, whipped to lift the whisk egg can stand up when adding, add the amount can be gradually increased.

3, whipped egg white to hurry to use for cake, you can add a few drops of lemon juice or white vinegar in the egg whites can replace the baking powder.