2. Ingredients: pork rind.
3. Wash the black beans, put them in a casserole and soak them for 3 hours.
4. Wash the pork rind.
5. Put it into a soup pot, add the right amount of water, bring to a boil over high heat, and fish it out.
6. Put the pork skin and black beans into the soup pot.
7. Cover the pot, bring to a boil over high heat, turn off the heat and cook for 30 minutes.
8. Uncover the lid, add the appropriate amount of brown sugar, mix well, bring to a boil, then turn off the heat.
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