Cooking Steps

1. 

   Step1:Separate the protein from the yolk. Mix the yolk with mil

2. 

   Step2:Add corn oil and mix wel

3. 

   Step3:Sift in low gluten flour and purple potato flour. Mix wel

4. 

   Step4:Protein and sugar

5. 

   Step5:Mix the cake batter

6. 

   Step6:Pour into the mold

7. 

   Step7:Preheat the oven. 175 degrees. Heat it up and down. Bake the bottom layer for 35 minutes. Turn it upside down as soon as it is out of the oven. Cool it before demoulding.

8. 

   Step8:The finished product is beautiful.