Cooking Steps

1. 

   Step1:Cut the tenderloin into fingers. Then add cooking wine, a little salt and vinegar. Marinate for 10 minute

2. 

   Step2:Add starch, flour and water together to make a batter. It's best to stir it with a little resistance

3. 

   Step3:Mix three spoons of ketchup, two spoons of vinegar, three spoons of sugar and more than one spoonful of water into a sweet and sour juice

4. 

   Step4:Put enough oil in the pot. After heating, hang one piece of marinated loin on top of it and put it into the pot for frying. After the fried skin turns white, remove it. After the oil temperature rises, put it in again for frying for the second time. Remove the golden skin

5. 

   Step5:Leave a little oil in the pot. A little is enough. Put in the sweet and sour juice and stir quickly (you will find that it becomes thick quickly. Forgive me for not having time to take photos in these two steps. I believe that you can understand your intelligence). Then quickly pour the ridge into the pot to make the two mix perfectly.

6. 

   Step6:It's don