1. Put an appropriate amount of water on the red beans, add water like cooking rice, put them in an electric pressure cooker, and cook them according to beans.
2. Cook and stir with white sugar.
3. Strain the red beans.
4. Pour the filtered red bean soup into a large bowl.
5. Add 140 grams of water and 5 grams of yeast, and stir well.
6. Add 430 grams of flour.
7. Knead into a smooth dough (knead more than 100 times)
8. Cover with wrung out wet sand cloth and ferment 2 times the size.
9. Knead the dough again, take an appropriate amount of small dough, round it, flatten it, and roll out the dough.
10. Put on the strained red beans.
11. First wrap it into a bun shape.
12. Press flat.
13. Use a rolling pin to roll it into an oval shape, and the red beans are faintly visible.
14. Roll up.
15. Continue to make red bean roll steamed buns and put them in the oiled steamer.
16. Fermentation 2 times the size
17. Steam on high heat for 15 minutes and simmer for 5 minutes.
