Self-made edible vinegar needs to be prepared: small bowl, warm water, brown sugar water, white wine, vinegar primer, plastic film and rubber band.

1, first pour a proper amount of warm water into a small bowl.

2. Then pour a proper amount of white wine into the small bowl.

3. Then pour in the right amount of brown sugar water.

4. Next, add a piece of vinegar primer.

5. Seal the small bowl with plastic film and keep it for about 20 days.

6. Finally, the edible vinegar is made, as shown in the figure below.