Steamed Egg Custard

蒸水蛋zhZhēng Shuǐdànzh-Latn

Also: Zheng shuidan, Chinese steamed eggs, Water egg, Steamed water egg

A Chinese savoury steamed custard of beaten egg whisked with water or stock and gently steamed to a silky, smooth set, finished with soy sauce and sesame oil.

Identity criteria

  1. 1Beaten egg diluted with water or stock, not milk, to a precise ratio
  2. 2Steamed gently to a smooth, tender, just-set custard with no holes or curdling
  3. 3Savoury, dressed with light soy sauce and sesame oil
  4. 4Surface kept glassy-smooth (often steamed covered)
  5. 5Soft enough to eat with a spoon, served warm over or with rice

Components

Base

EggsessentialThe custard base; beaten and strained for smoothness

Protein

Minced pork, shrimp, or century egg (in topped versions)optional

Fat

Sesame oilessentialA few drops finish the dish with aroma

Liquid

Water or light stockessentialThe egg-to-liquid ratio determines the silky set; using milk makes a different dish

Seasoning

Light soy sauceessentialDrizzled after steaming for savour

Garnish

Scallionoptional

Technique

Straining the egg mixture
Removing foam and chalazae gives the finished custard its flawless, silky surface
Gentle covered steaming
Low, even steam prevents the egg from curdling into holes; covering keeps the surface smooth

Form & serving

Served
In the steaming bowl, eaten with a spoon
Temperature
warm
Portion
Shared or individual bowl, often part of a multi-dish meal
Pairs with
Steamed rice · Other home-style dishes

Character

Flavour

savouryumamidelicatesilky

Texture

Silky, soft, just-set custard that wobbles

Eaten

An everyday Chinese home dish, especially for children and the elderly, served warm and soft with rice.

When

year-round

Variations & related

Regional variations

  • Chawanmushi · Japan

    Japanese cousin steamed in a cup with dashi and savoury fillings

  • Gyeran-jjim · Korea

    Korean steamed egg, often fluffier and more vigorously cooked

  • Three-egg custard (sānsè dàn) · China

    Made with regular, salted, and century egg

Related dishes

  • sibling Chawanmushi

    Japanese steamed savoury egg custard

  • sibling Gyeran-jjim

    Korean steamed egg

  • pairs-with Steamed rice

    Eaten with rice as a soft, comforting home dish

Substitutions

  • WaterLight stockadmissible

    Stock adds savour while keeping the silky texture

  • Light soy and sesame oil finishSalt onlyadmissible

    Workable but loses the characteristic flavour finish

  • Water/stockMilk or creaminadmissible

    Dairy turns it into a Western-style custard, not the light savoury Chinese water egg

  • Gentle steamingHigh hard boiling steaminadmissible

    Aggressive heat curdles the egg into a pocked, watery mess

Common mistakes

  • Wrong egg-to-water ratio, giving a rubbery or watery custard
  • Steaming too hot, curdling the egg into holes
  • Not straining the mixture, leaving a bubbly, uneven surface
  • Using milk instead of water/stock, which changes the dish entirely

Provenance

A homely Chinese steamed-egg dish made across the country, part of the broad East Asian family of savoury steamed egg custards.

Claimed by: China

References

  1. 1.Chinese home-cooking tradition
  2. 2.East Asian steamed-egg references

Confidence: high

Built on these foundations

1

The base preparations this dish is assembled from — open one for its master ratio & method.