1. Prepare two bowls, one for stirring eggs. Add water and season. Brush the second bowl with oil, that is, lard or sesame oil. You can't use blended oil, otherwise it will taste.

2. Pour the eggs into the oiled bowl and steam. After eating, immediately soak the bowl in water, and clean the custard with steel balls.

3, or salt can be added for cleaning. Especially the dried egg blossoms are very hard and inconvenient to clean. They can be cleaned with salt at once, and the effect will be better with hot water.