Is it necessary to add salt when soaking ginger in vinegar?

There is no need to add salt when soaking ginger in vinegar. The method of soaking ginger in vinegar is as follows:

Preparation materials: 150g ginger, 200g vinegar

step:

1. Clean the ginger first.

2. Then slice the ginger.

3. Add boiling water to the glass bottle, scald it, dry it, and then put the ginger slices into the bottle.

4. Prepare old vinegar, or use mature vinegar.

5. Pour the vinegar into the bottle, cover it, and put it in a cool place for a week before eating.

6. Finished product.