How to make sweet and sour ginger crisp and delicious?

Sweet and sour ginger is crispy and delicious as follows:

Ingredients: 5 kg fresh ginger, 3 bottles of balsamic vinegar, 0/5-20g salt, 750g rock sugar.

Steps:

1. Peel ginger, wash and drain.

2. Cut into pieces of medium thickness.

3. Add salt 15-20g. Not too light and not too salty.

4. After curing 12 hours, filter out the brine and pour in the balsamic vinegar. Ginger is not suitable.

5. add rock sugar. When the crystal sugar melts and can.

6, canned food can be eaten in the refrigerator for two days.