The process of making sweet potato powder by hand

The materials prepared in advance are: sweet potato 500g, scraper, gauze and grater.

1, sweet potato diced.

2. Rub it into silk with a tool.

3. Wash with water.

4. Filter with gauze.

5. Let the filtered water stand for one day.

6. Put it in a basin and dry it in the sun for 3 days.

7. Don't bring it back until the water is dry. That's it.