1. Prepare a grapefruit peel and clean it before peeling.

2. Cut into small pieces first, then into small strips.

3. Soak the cut grapefruit peel in boiling water first, and then soak it in clean water for a day, night or two days. This is to remove the astringency inside.

4. Clean the soaked grapefruit peel and squeeze out the water.

5. Add 2 tablespoons of June bean paste, 1.5 tablespoons of sugar, and 1 tablespoon of cooking oil into the grapefruit peel.

6. Cut the ginger, garlic cloves and red pepper into minced pieces respectively.

7. Add the grapefruit peel together.

8. Use chopsticks to stir evenly.

9. Add 2 tablespoons of glutinous rice flour.

10. Mix well again.

11. Add an appropriate amount of water to the pot, lay a drawer cloth on the steaming rack, pour the seasoned grapefruit peel on it, and spread it evenly.

12. Steam over high heat.

13. Take out the steamed grapefruit peel, pour it into a bamboo basket specially designed for drying vegetables, use chopsticks to peel it apart, and dry it in the sun.