1. Boil a pot of water first
2. Put the ribs in and cook for about five minutes
3. Remove and drain the water
4. Re-make a pot of water, add aniseed, pepper, green onion, bay leaves, cinnamon, dried chili
5. Add the ribs and cook on medium heat
6. After half an hour, add some vinegar
7. Continue to cook for about half an hour, add some salt
8. It will be out of the pot in more than an hour
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