Cooking Steps

1. 

   Step1:Remove the butter and add in the yoghur

2. 

   Step2:Add the yolk in two times. Mix it evenly every time and then add the next time

3. 

   Step3:Mixing of low flour and corn starch. Sieving in

4. 

   Step4:Stir to a smooth yolk paste

5. 

   Step5:Drop the white vinegar into the protein, put the white sugar into the protein in three times, and then send it to the wet foaming state

6. 

   Step6:Mix the yolk paste and the albumen paste in three times. Preheat the oven to 170 degrees

7. 

   Step7:Wrap the bottom mold with tin paper, pour in the cake paste and shake it vigorously

8. 

   Step8:Put a plate of hot water in the bottom layer of the baking pan. Put the baking mesh on the second to last layer. Put the mould on the baking net. Heat up and down. 170 degrees. Bake in the water bath for 40 minutes. It can be easily demoulded when it is out of the oven and cooled a little.