If using dried mushrooms, add them to a bowl and cover with boiling water for 15 minutes for pre-sliced shiitake mushrooms or 30 minutes for whole shiitake mushrooms until soft. Drain and slice the shiitake mushrooms thinly if they aren’t pre-sliced. If using fresh mushrooms, slice them thinly and set them aside.
1/2 oz dried shiitake mushrooms, 1/4 oz dried wood ear mushrooms
Add chicken broth, soy sauce, ginger, chili oil, sesame oil, and sugar to a large pot and bring to a simmer.
7 cups chicken broth, 1/4 cup soy sauce, 1 tsp ginger, 2-3 tsp chili oil, 1 tsp toasted sesame oil, 1 tsp sugar
Stir in the mushrooms, bamboo shoots, tofu, and rice vinegar. Simmer for 10 minutes.
1/2 cup bamboo shoots, 8 oz firm tofu, 1/4 cup rice vinegar
Mix cornstarch with water, then slowly pour into the pot while stirring the soup.
1/3 cup cornstarch
Bring back to a simmer, stir constantly while slowly pouring the whisked eggs in a thin stream to create egg ribbons.
2 large eggs
Season the soup with salt, pepper, and/or more chili oil if desired. You can add more vinegar as well if you want a more sour flavor.
Salt and pepper
Serve hot, garnished with green onions.
Sliced geen onions