Milky Rice Soup

牛奶醪糟汤

English: Milky Rice Soup

Chinese: 牛奶醪糟汤

Pinyin: niunai lao zao tang

Literal: Cow’s milk fermented dregs/leftovers soup

Beyond the familiar landscapes of dumplings, noodles and stir-fries lies the largely undiscovered terrain of Northern Chinese cuisine—a world of flavours that rarely travel beyond China's borders. As you venture westward into the desert provinces of Ningxia, Gansu, Qinghai, and Xinjiang, I’ve found an exciting culinary world unfolds, preserved not in glossy cookbooks, but through word-of-mouth recipes passed from cook to cook, keeping traditions alive.

In the vibrant food markets of Lanzhou, among steaming pots and sizzling woks, you'll discover a remarkable creation that perfectly captures this hidden food: milky lao zao (牛奶醪糟). This ingenious dish marries lao zao (see a recipe here)—fermented rice found throughout China—with fresh cow's milk and egg, transforming these simple ingredients into a creamy, sweet-sour delicacy with an unexpected alcoholic tang. Imagine rice pudding's long lost cousin.

The North-South culinary divide in China runs deeper than mere preference. Southern Chinese historically viewed Northern cuisine as rustic, unsophisticated, and occasionally off-putting—particularly when it came to dairy. Milk products bewildered southern travellers. Fresh milk triggered stomachaches (a reality given the prevalence of lactose intolerance among Chinese populations), while fermented varieties—yogurt, cheese, butter, and kumiss—with their sour notes and lumpy textures, was too much to handle.

Milky Rice Soup is a taste of Northern China that you won’t find anywhere else in the world. A reminder that some of China’s most captivating dishes remain undiscovered.

Serves 2

Ingredients

120ml fermented rice (lao zao | 醪糟) - store-bought, or make your own.

250ml of milk

1 tbsp sugar

1 egg - beaten

1 tablespoon of goji berries - soaked

2 tablespoons of dried jujubes - soaked and chopped

1 teaspoon sesame seeds

Method

Note: The milk curdles very easily. To help prevent this, heat the milk very slowly and make sure the fermented rice is the same temperature as the milk before adding. When it comes to adding the fermented rice, add slowly, a few spoons at a time.

  1. In a small bowl, add the goji berries and jujubes and pour over warm water until covered. Leave to soak for 10-15 minutes.

  2. Drain off the water, then roughly chop the jujubes.

  3. Bring a pot of water to a simmer.

  4. Beat the egg in a small bowl and add a teaspoon of milk and mix. When the water is simmering, stir the water so it’s circling in the pan, and then drizzle in the egg. It should cook into silky strands. Remove from the pan and set aside.

  5. Pour the milk into a saucepan and heat over a low heat. In a separate saucepan, bring the fermented rice up to the same temperature as the milk.

  6. Add the sugar to the milk and stir until dissolved.

  7. Slowly ladle in the fermented rice soup and then the egg. Mix until everything is combined and warm.

  8. Ladle into bowls, sprinkle with the berries, jujubes and sesame seeds and serve.

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Fermented Rice Soup (Lao Zao) (醪糟汤)