1. Soak black beans in water for one night.

2. Press the rotating speed with a pressure cooker until it is soft and rotten, and filter out the water.

3. Put the rotating speed into a wok, fry over low heat, and add brown sugar to taste.

4. Mix sugar and linseed oil and stir well.

5. Add the eggs and mix well.

6. Sieve in the mixture of milk powder and flour, and make it into a ball with a scraper.

7. Divide the dough into several equal parts and dig a nest.

8. Wrap in black bean stuffing.

9. slowly enter and circle.

10. Put it into the mold and buckle the shape.

1 1. Place the prepared blank on the baking tray.

12. Bake in the oven 170℃ for 30 minutes.