Equipment
Ingredients
Produce
- 250 g cremini mushrooms, cleaned and thinly sliced
- 150 g shiitake mushrooms, stems removed, caps thinly sliced
- 4 garlic, minced
- 15 g fresh ginger, minced
- 4 scallions, thinly sliced, white and green parts separated
Broth and Seasonings
- 30 ml neutral oil
- 60 ml light soy sauce
- 45 ml chinese black vinegar
- 15 ml chili oil, with sediment
- 15 ml toasted sesame oil
- 3 g ground white pepper
- 1000 ml vegetable broth, low sodium preferred
Noodles
- 200 g dried wheat noodles
Nutrition (per serving)
Method
Clean and thinly slice the cremini and shiitake mushrooms. Mince the garlic and ginger. Thinly slice the scallions, setting the dark green tops aside for garnish and keeping the firm white bottoms separate.
Heat the neutral oil in a large heavy-bottomed pot over medium-high heat. Add the sliced mushrooms in an even layer. Let them cook entirely undisturbed for 4 to 5 minutes to develop a deep brown caramelized crust. Once deeply browned on the bottom, stir and continue to sauté until all moisture released by the mushrooms has evaporated.
Lower the heat to medium. Add the minced garlic, ginger, and scallion whites to the browned mushrooms. Sauté continuously for 1 to 2 minutes until highly fragrant, ensuring the garlic does not burn.
Pour the soy sauce into the pot, immediately scraping the bottom with a wooden spoon to lift up any browned bits. Stir in the chili oil and ground white pepper.
Pour in the vegetable broth and increase the heat. Bring the mixture to a rolling boil (100°C/212°F), then reduce the heat to low. Let the broth simmer gently for 15 minutes to allow the flavors to meld and the mushroom essence to permeate the liquid.
While the broth is simmering, bring water to a boil (100°C/212°F) in a medium saucepan. Cook the dried wheat noodles according to the package directions until tender but still chewy. Drain thoroughly and divide evenly among four deep serving bowls.
Remove the simmering mushroom broth from the heat. Stir in the Chinese black vinegar and toasted sesame oil. Taste the broth and adjust the seasoning if necessary, adding more soy sauce for saltiness or more vinegar for brightness.
Ladle the hot broth and mushrooms generously over the cooked noodles in each bowl. Garnish with the reserved dark green scallion tops and serve immediately.
Chef's Notes
- Patience during the mushroom browning phase is the critical technique in this recipe. The deep, beefy flavor comes entirely from caramelizing the natural amino acids in the mushrooms.
- White pepper delivers a distinctly sharp, earthy heat that lingers at the back of the throat. It is non-negotiable for recreating an authentic hot and sour flavor profile; black pepper will not yield the same result.
- If you want to elevate the texture of the soup, consider whisking a slurry made from 15g cornstarch and 30ml cold water into the boiling broth before adding the vinegar. This will give the broth a velvety, slightly thickened mouthfeel.
- Chinese black vinegar (Chinkiang vinegar) has a malty, complex sweetness that rice vinegar lacks. If substituting with rice vinegar, add a small pinch of brown sugar to mimic the depth.
Storage
Refrigerator: 4 days — Store the cooked noodles and the mushroom broth in separate airtight containers to prevent the noodles from absorbing all the liquid and becoming mushy.
Reheating: Warm the broth in a pot over medium heat until simmering. Rinse cold noodles briefly under hot water to loosen, then add them to the hot broth just before serving.
