1. Prepare all materials
2. Separate egg yolk from egg white
3. Put the yogurt, sugar and corn oil into the egg yolk and stir evenly
4. Sift in low-gluten flour
5. Add a few drops of lemon juice and sugar to the egg white and beat at high speed. It is marked with obvious lines, and it can be lifted to have a triangle
6. The beaten egg white is divided into three times and the egg yolk paste is mixed evenly
7. Grab half of the paste and sift into the cocoa powder. Mix well.
8. Prepare the mold. One spoonful of white paste and one spoonful of chocolate paste.
9. Until all the batter is used up
10. Put it in the oven and heat the middle layer up and down at 170 degrees for 40 minutes.
11. After cutting, there is a beautiful zebra pattern~
