1. One piece of pig blood, cut into strips and then into small pieces
2. Peel the scallions, clean and cut into chopped green onions
3. Add water to a pot and boil, add the sliced pork blood, blanch for one minute, remove and soak in cold water
4. Soak the vermicelli with water
5. Add oil to the hot pot, sauté the chopped green onion, pour into the bone broth and boil with some salt. If there is no bone broth, use water
6. Put in the soaked vermicelli and pork blood
7. Add the right amount of white pepper and continue to boil
8. After turning off the heat, sprinkle a little chicken essence and coriander on it
