Cooking Steps

1. 

   Step1:First add lemon juice to the protein, beat the protein until it has a rough bubble, add one third of sugar, beat the protein until it has a fine texture, add the second sugar, beat the dry bubble hair, and add the remaining suga

2. 

   Step2:Add milk to the yolk, add oil and salt, and stir evenly. Add flour and stir until it is free of particles. Do not stir too long, or it will get cramped

3. 

   Step3:Put half of the egg white in a bowl of egg yolk paste and mix it evenly. Otherwise, it will be defoaming. Then mix the batter and return it to the rest of the egg white and mix it evenly

4. 

   Step4:Put it in the mold for 8 inches. Drop it twice from 20cm or so. Don't try hard to drop it. Just shake the bubbles. Preheat the oven 15 minutes in advance. Preheat it 170 degrees. Bake it for 60 minutes or 50 minutes. Take it out and put it on the back button immediately after baking. Let it cool for more than half an hour