You can also use winter melon or luffa (sing gua) for this soup. You can also replace the ground pork with sliced pork or fish. Any other ground meats would work as well.
Soak mung bean vermicelli in water for 30 minutes until soft. Then discard water and use scissors to cut them into shorter lengths. Set aside
Marinate ground pork with ½ tsp light soy sauce, ½ tsp sugar, ½ tsp salt, 1 tsp Shaoxing wine, 1/8 tsp white pepper powder, 2 tbsp sweet potato starch and 125 ml water. Mix well and set aside for 15 minutes
Peel and cut fuzzy melon into pinky finger size strips
Add 3 c broth and 2 c water to a pot and bring to a boil.
Add fuzzy melon and bring to a boil. When the soup boils, turn the heat down to medium and let it cook for 15 minutes or until fuzzy melon is fully cooked. Cooking time depends on the size of the fuzzy melon stripsIf you like the mung bean vermicelli extra soft, you can put it in the pot with the fuzzy melon
Add mung bean vermicelli, cover with lid and cook for 4 minutes
Give the meat mixture a mix. Use a spoon to scoop the meat mixture and drop it into the soup. Stir gently only after you drop all of the meat mixture into the soup. You can make them into balls or just keep it irregular shaped to make it rustic. Just try to keep the size similar so that they will finish cooking at around the same time
Turn heat down to low and cover with a lid. Cook for 5-7 minutes or until pork is done
Add 2 tbsp abalone sauce into the soup, mix well and taste. Add salt to your preference