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Khao Tom Pu — Crab Rice Porridge / ข้าวต้มปู

Central Thai

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I

Origin

Central Thai coastal — khao tom pu is associated with coastal Thai cooking and the premium breakfast culture of seafood-rich provinces

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Description

Khao tom pu (crab rice soup) is the premium version of the standard Thai rice porridge — fresh crab (typically mud crab, Scylla serrata) is used to make the broth rather than pork bones, and the crab meat is added as the protein. The broth is made by simmering the whole cracked crab carcass (without meat) in water with coriander root, white pepper, and garlic for 30 minutes to extract flavour, then strained. The rice is cooked in this crab broth, and the fresh crab meat (extracted from the claw and body) is added at the last moment. The result is rice porridge with an intensely sweet crab-infused base and fresh crab texture — a completely different category from pork khao tom.

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The Thread

—Vietnamese cháo cua (crab congee) is essentially identical; the Cantonese crab congee tradition (蟹粥) is the Chinese ancestor; the principle of using crustacean shells to make a broth base appears across all seafood cooking traditions.
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Flavour Context

Khao tom pu's elevated character comes from the technique of using the entire crab — shells for broth, meat for service — creating a dish where the crab is present at every level of the experience.

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