Hot and Sour Soup
酸辣汤·(suān là tāng)
Appetizers & Soups: The First Bag Out of the Box
If you want to judge the quality of a Chinese takeout joint, you don’t order the General Tso’s. You order the Hot and Sour Soup. A great one is a masterclass in balance: deeply savory, sharply acidic, with a lingering, earthy heat that clears your sinuses just a little bit. Most home cooks end up with a murky, salty pot of mushroom water because they miss the strict, mechanical rules of the Chinese restaurant kitchen. You have to velvet the pork, you must thicken the broth before you drop the egg to get those silken takeout ribbons, and you must add the vinegar and white pepper entirely off the heat so their volatile aromas don't cook away. Follow the rules, and prepare to cancel your delivery order for good.
Before you start
Rehydrate the wood ear mushrooms.
If using dried wood ear mushrooms, soak them in warm water for 20 minutes until fully expanded before slicing. If you absolutely can't find them, substitute with extra fresh mushrooms.
Ingredients
- lean pork loin4 oz
- soy sauce1 tsp
- cornstarch1 tsp
- cold water1 tbsp
- toasted sesame oil1/2 tsp
- high-quality chicken broth4 cup
- fresh shiitake mushrooms4 oz
- dried wood ear mushrooms1/4 cup
- canned bamboo shoots5 oz
- firm tofu8 oz
- regular soy sauce2 tbsp
- dark soy sauce1 tbsp
- sugar1/2 tsp
- salt1/4 tsp
- cornstarch3 tbsp
- cold water3 tbsp
- eggs2 large
- Chinese black vinegar3 tbsp
- ground white pepper1 1/2 tsp
- toasted sesame oil1 tsp
- scallions2 med
Method
- 01
Massage the pork, 1 teaspoon soy sauce, 1 teaspoon cornstarch, and 1 tablespoon cold water together until the liquid is fully absorbed, then stir in the sesame oil.
Let it sit for 10 minutes. This cornstarch coating will lock in the moisture when it hits the hot broth, keeping the pork incredibly tender and slippery.
- 02
Bring the chicken broth to a boil in a large pot or Dutch oven, then add the regular soy sauce, dark soy sauce, sugar, and salt.
The dark soy sauce is crucial here for that deep, rich mahogany takeout color without over-salting the broth.
- 03
Drop in the sliced mushrooms, bamboo shoots, and velveted pork, gently separating the meat strands with a spoon.
Lower the heat to a gentle simmer and let cook for 3 to 4 minutes until the pork is cooked through, then gently slide in the sliced tofu so it doesn't break apart.
- 04
Whisk the 3 tablespoons of cornstarch and 3 tablespoons of cold water until smooth, then pour this slurry into the gently simmering soup while stirring constantly.
Within 60 seconds, the broth will turn from watery and opaque to thick, glossy, and beautifully translucent. This viscosity is non-negotiable for the next step.
- 05
Turn the heat down to low, then slowly pour the beaten eggs into the soup in a very thin stream while gently stirring the broth in a slow, wide circle.
Because you thickened the soup first, the egg will ride on top of the broth and fan out into gorgeous, silken ribbons rather than sinking and scrambling. Let it sit for 10 seconds to set the egg.
- 06
Turn off the heat entirely, then stir in a mixture of the black vinegar, ground white pepper, and remaining sesame oil.
This is the most crucial step in the recipe. Adding the hot and sour elements off the heat prevents the acid from cooking off and stops the volatile white pepper from turning bitter.
- 07
Ladle immediately into bowls and garnish generously with sliced scallions.
Taste your first spoonful. Yes. This is exactly like the takeout I remember, but fresher because I made it myself.
Notes
Do not substitute the white pepper.
Black pepper is piney and sits on the front of the tongue. White pepper is earthy, funky, and hits the back of the throat. There is no substitution for white pepper if you want true takeout flavor.
Missing Chinkiang vinegar?
If you cannot find Chinese black vinegar at a standard grocery store, use a 50/50 mix of standard rice vinegar and plain white vinegar. It provides the sharp tang required.