Cooking Steps

1. 

   Step1:4 eggs are divided into yolk and egg white. Pay attention to that the container should be clean, free of water and oi

2. 

   Step2:The water, corn oil and 15g sugar in the yolk are stirred evenly. Mix completel

3. 

   Step3:Sift into low gluten flou

4. 

   Step4:Use the hand beater to stir into yogurt without particle

5. 

   Step5:Beat the egg white with an electric beater. Add 20g of sugar in several times

6. 

   Step6:In the state of wet foamin

7. 

   Step7:Take 1 / 3 of the protein into the yolk past

8. 

   Step8:Pour the remaining 2 / 3 of the protein into i

9. 

   Step9:Mix well. Mix completel

10. 

    Step10:Pour into the oiled cake mold (25 * 28cm

11. 

    Step11:Put it into the preheated oven. The upper and lower pipes of the middle and lower layers are 170 degrees. 20 minutes or s

12. 

    Step12:Bake the beard and take it out. Tear off the oil paper and let it cool

13. 

    Step13:Put it at room temperature. Spread oil paper under it. Turn it over. Cut off all sides

14. 

    Step14:Roll it up with a rolling pi

15. 

    Step15:Wrap with plastic wrap. Refrigerate in refrigerator for 1 hour to help shape. Take it out and cut it