1. Soak shiitake mushrooms in cold water
2. Cut off the end
3. Wash the ribs and cut into small pieces, then blanch and rinse
4. Put the mushrooms and ribs in the pressure cooker
5. Add a proper amount of water, I added about 1.5 liters, pour in pepper, cooking wine and ginger slices, cover the pot with high pressure for 20 minutes and it will be exhausted.
6. Finished product
