1. Wash and soak the rice overnight and put it in a cooking machine to make rice slurry.

2. Heat the rice slurry in the big bowl for about 30 seconds in the microwave oven and mix it with the rice slurry in the small bowl.

3. After cooling, the white sugar and yeast are heated and stirred evenly for the first fermentation.

4. Pour in the remaining rice slurry, stir evenly, and carry out the second fermentation.

5. Put the fermented rice slurry into a mold and steam for 15 minutes.