It takes time, but everything is worth it!
Wash the ribs and marinate the ribs: salt, rice wine, starch, pepper, pepper oil, soy sauce, soy sauce. Pickling time: half an hour, better overnight;
Soaked mushrooms, sweet potato peeled and diced (not peeled will suffer);
The bottom of the bowl of sea is covered with mushrooms, and the ribs are placed on all sides;
Put a sweet potato block in the middle. After the steamer has been boiled, turn to medium heat for 40 minutes.
It is delicious and tender and delicious!