Terumi Morita
October 16, 2025·Recipes·1 min read · 322 words

Hot and Sour Soup

This recipe balances heat and acidity through precise ingredient ratios and techniques.

Contents（5項）▾
  1. 01Ingredients & steps
  2. 02Why this works
  3. 03Common mistakes
  4. 04What to look for
  5. 05Chef's view
A bowl of Hot and Sour Soup with vibrant colors and garnishes.
RecipeChinese
Prep15m
Cook20m
Serves4 portions
LevelEasy

Ingredients

  • 4 cups chicken or vegetable broth
  • 1 cup sliced mushrooms
  • 1/2 cup bamboo shoots, julienned
  • 1/2 cup firm tofu, cubed
  • 1/4 cup white vinegar
  • 2 tablespoons soy sauce
  • 1 tablespoon cornstarch mixed with 2 tablespoons water
  • 1 teaspoon white pepper
  • 2 eggs, beaten
  • 2 green onions, sliced
  • 1 tablespoon sesame oil
  • 1 tablespoon chili oil (optional)

Steps

  1. Bring broth to a simmer in a large pot.

  2. Add mushrooms, bamboo shoots, and tofu; cook for 5 minutes.

  3. Stir in vinegar, soy sauce, white pepper, and sesame oil.

  4. Thicken with cornstarch slurry; stir until soup is slightly thickened.

  5. Slowly drizzle in beaten eggs while stirring the soup.

  6. Garnish with green onions and chili oil; serve hot.

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    Why this works

    Hot and Sour Soup relies on the balance of acidic and spicy flavors. Vinegar provides the sourness while white pepper adds heat. The broth must simmer to fully integrate these flavors. Tofu adds texture, while mushrooms contribute umami depth. The cornstarch creates a velvety consistency, binding the ingredients.

    The temperature is crucial. Simmering the broth at a steady heat ensures that the ingredients cook without losing their structure. Adding the beaten eggs slowly creates delicate ribbons, enriching the soup.

    By incorporating bamboo shoots, the soup gains a satisfying crunch. The ratio of broth to solids should be carefully maintained, ensuring a harmonious mouthfeel.

    Common mistakes

    Using too much vinegar. This can overpower the soup's balance, making it excessively sour. Aim for a measured addition.

    Overcooking the tofu. Tofu should be tender, not mushy. Add it early enough to warm through without losing shape.

    Neglecting the thickening process. Skipping the cornstarch slurry can result in a watery soup. Ensure it thickens properly before adding the eggs.

    Adding eggs too quickly. This causes clumping rather than ribbons. Drizzle slowly while stirring.

    Ignoring the garnishes. Green onions and chili oil elevate the dish. Omitting them diminishes the visual and flavor profile.

    What to look for

    • A rich, dark broth with a glossy sheen.
    • Ribbons of egg throughout the soup.
    • Visible chunks of tofu and mushrooms.
    • A balanced aroma of spice and tanginess.
    • Vibrant green onions on top for contrast.

    Chef's view

    Hot and Sour Soup is a staple in Chinese cuisine, often enjoyed for its comforting properties. It embodies the yin-yang philosophy, combining opposing flavors to create harmony. Traditionally, it is served during cold weather or as a restorative dish.

    The technique reflects a deep understanding of flavor layering. Each ingredient plays a role, contributing to the overall experience. This soup is not just a meal; it represents cultural traditions and the art of balance in cooking.