Pour in the vinegar only at the very end, when the pot is already off the heat. That keeps the acidity fresh. For the egg ribbons, let the beaten egg run slowly over the tines of a fork into the simmering soup and do not stir for half a minute. If you stir too early, the egg clouds the broth. Soak the dried mushrooms before you cut anything else.
The Chinese original with more pepper and less sweetness is covered under suan la tang. A milder broth with dumplings you cook as wonton soup. As a starter before the main course, Chinese spring rolls go well.
Image: AI-generated.
