Exercise:
1. Soak the dried Pteridium aquilinum in warm water in advance until the dried Pteridium aquilinum becomes soft, drain the water, and cut into inches for later use;
2. Soak the sweet potato vermicelli in warm water in advance until there is no hard core, take it out of the shower and drain the water for later use;
3. Pork belly is cut into thick slices for later use;
4. After the pot is hot, add the pork belly and dry it on low heat;
5. After most of the oil is forced out, saute shallot ginger and dried red pepper;
6. Add bracken and stir-fry for 2 minutes. Add cooking wine, soy sauce and a little sugar to cook.
7. Add vermicelli, add a spoonful of sparerib soup, add unheated hot water, and boil over high fire;
8. Turn to medium heat and simmer until half of the soup is collected, and add appropriate amount of salt;
9, the soup is basically collected, add a little monosodium glutamate to taste, sprinkle with chopped green onion, you can go out.