Chawanmushi is Japan's savory steamed custard — extraordinarily silky when made correctly, rubbery when overcooked. The recipe is almost entirely about one ratio and one temperature.
The ratio: 3 parts dashi to 1 part beaten egg (by volume) The temperature: Low steam (80-85°C) — never full boiling steam
Ingredients (4 cups)
- 3 eggs, beaten (approximately 150ml)
- 450ml ichiban dashi (or 450ml water + 1/2 tsp Hondashi)
- 1.5 tsp usukuchi (light soy sauce) or 1 tsp regular soy sauce
- 1 tsp mirin
- 1/4 tsp salt
Fillings (per cup):
- 1 medium shrimp, peeled
- 1 small piece chicken thigh, briefly marinated in soy + sake
- 1 slice kamaboko fish cake
- Mitsuba herb or flat-leaf parsley (added after steaming)
Method
Mix: Combine beaten eggs with dashi, soy sauce, mirin, and salt. Whisk gently (avoid creating foam).
Strain: Pour through a fine-mesh sieve into a pitcher. This removes chalazae and ensures perfectly smooth texture. Skim surface foam with a paper towel.
Fill: Place fillings in each cup. Pour the strained egg mixture slowly over the fillings — fill to 80% full.
Steam: Place cups in steamer. Crack the steamer lid slightly with a chopstick — this prevents overheating. Steam at low heat for 10-12 minutes for small cups.
Test: Gently shake one cup — it should jiggle like set Jell-O. Insert a thin skewer — it should come out clean. If liquid seeps, steam 2 more minutes.
Serve: Add mitsuba or herb on top. Serve in the cup.
Notes
- The lid-crack is the most important technique detail. Without it, steam temperature spikes above 85°C and the custard develops bubble-pores throughout.
- Usukuchi (light soy sauce) keeps the custard pale and clean in color. Regular dark soy sauce makes it darker — still delicious but different presentation.
- Can be made ahead and served cold in summer — steam, cool, refrigerate. Pour a dashi-soy sauce over before serving cold.