Wash and dry the pork. Use scissors to cut through pork skin and fat layer (but do not cut through to meat)
Rub the seasoning on the bottom and all sides of the pork. Coat thinly the white vinegar and soda mixture (mix the soda with the water) on the pork skin
Put the pork into the refrigerator uncover for 6 hours
Dry the pork skin in air fry by air frying it 80°C/180°F for 1 hour.
Increase the temperature in air fry to 200°C/400°F. Air-fry the pork for 28 mins
Video
Notes
Ingredients - Click to enlarge the imageGas fryer and oven cooking time and temperature for drying the pork skinGas fryer:80°C/180°F > 90 minsOven:100°C/225°F > 90 mins (convectional fans mode on)Cooking time and temperatureGas fryer:210°C/450°F > 35 minsOven:240°C/500°F >10 mins (grilling mode on), then increase the temperature to210°C/450°F > 30 mins (convectional fans mode on)