1. Various ingredients are ready
2. Add 60 grams of white sugar to the egg whites and beat them into hard foam
3. Put the remaining 20 grams of sugar into the egg yolk and beat until the yolk swells and the color turns white
4. Sift in low powder
5. Stir evenly, pour in the oil and milk, mix well, and mix the egg white and egg yolk in two times
6. Pour into the mold and shake out bubbles
7. Put it in the middle of the oven, 130 degrees, bake for 50 minutes
8. Rewind in time when out of oven and just cool down
Tips:Brown sugar is harder to melt than white sugar, so be patient.
