1. It's especially delicious to make soup with fresh water shepherd's purse from Taihu Lake. When you use it to make soup, you can mix a proper amount of fish balls. When making, you need to prepare 6 to 8 fish balls, 200 grams of fresh water shield, chopped green onion and shredded ginger, a small amount of monosodium glutamate, pepper and sesame oil.

2. Wash the prepared fresh water shield of Taihu Lake, cut it into sections, prepare fish balls, then put the pot on the fire, add appropriate amount of water, add chopped green onion and shredded ginger, add a small amount of edible salt, and then add the cut water shield of Taihu Lake and fish balls to cook together.

3. Turn down the low heat and cook for 3 to 5 minutes, so that the fish balls in the pot are cooked thoroughly. Then add the prepared monosodium glutamate, pepper and sesame oil to taste. Turn off the fire after stirring evenly, take it out and put it in a bowl.