
A restaurant-favorite starter of crab meat and minced pork seasoned with garlic, white pepper and cilantro root, packed back into cleaned crab shells, then steamed to set and deep-fried until the surface blisters golden. It arrives crowned with a frill of beaten egg or a chili sliver and is dipped in tangy plum sauce. Poo cha sits in the Thai-Chinese banquet vein — the same stuffed-and-fried logic as Teochew stuffed crab — and reads as a refined, shareable bite rather than everyday street food.
Poo cha belongs to the Thai-Chinese restaurant tradition — the stuffed, steamed-then-fried crab is a clear cousin of Teochew and Cantonese stuffed-crab dishes carried into Thailand by southern Chinese immigrants who shaped much of Bangkok's seafood-restaurant cooking. The name is simply poo (crab) and cha; it is served in the same clean crab carapace that gives it its presentation. White pepper, cilantro root and garlic pounded together — the classic Thai-Chinese aromatic trio known as sam gler — season the filling, marking it as the kitchen's house seasoning rather than a regional curry paste. No single inventor or date is recorded; it is a standing item of the central-plains seafood-house menu.
You lift a whole crab shell, its dome packed flush and burnished deep gold from the fryer, sometimes lacy with crisp egg on top. The filling is dense but tender — sweet shreds of crab bound by savory pork, lifted by a clean, almost peppery warmth from white pepper and cilantro root. The plum-sauce dip cuts through with sweet-sour brightness. Eaten with a spoon straight from the shell, it is rich without being heavy.
The two-step cook is the technique. Steaming first sets the egg-bound pork-and-crab so the filling firms into a sliceable cake and stays put in the shell; if you skip straight to frying, the soft mixture loosens and weeps oil. Only then does the deep fry crisp the exposed face — hot oil at about 170-180°C blisters the surface via Maillard browning while the pre-set interior merely warms through, so the crab stays sweet and moist rather than overcooking to rubber. White pepper, not black, is deliberate: it gives heat without dark specks or the resiny edge of black pepper, keeping the filling pale and clean. The crab shell is both vessel and flavor, lending a faint brine as it heats.
Variations
The egg crown varies: some kitchens whisk egg and drizzle it lacy over the filling before frying, others fold beaten egg into the mix or skip it. Filling ratios shift between crab-forward (premium) and pork-forward (economical), and minced shrimp is sometimes added. Where good crab shells are scarce, the same mixture is shaped into patties or piped into ramekins. The dip is most often Thai plum sauce, though some serve it with sriracha or a chili-garlic sauce.
On the Palate
Where Poo Cha sits in the Thai flavor cloud
Ingredients
Serves 4How it's made
8 steps · 40 min
- 18 min
Pick over crab meat for shell; scrub and dry several crab carapaces to use as cups.
- 24 min
Pound garlic, cilantro root and white peppercorns into a coarse paste.
- 35 min
Mix crab meat and minced pork with the paste, a little fish sauce, a beaten egg, and chopped cilantro until well combined.
- 44 min
Mound the filling into each crab shell, pressing flush and smoothing the top.
- 510 min
Steam the filled shells over boiling water for about 10 minutes until the filling is set.
Watch outSteam the filled shells until the filling firms into a sliceable cake — skip this set and the soft mixture loosens and weeps oil when it hits the fryer.
- 63 min
Heat oil to 170-180°C in a wok.
- 73 min
Fry the shells filling-side down until the surface is blistered and golden, 2-3 minutes.
Watch outFry filling-side down at a lively heat just until the surface blisters golden — the crab inside is already set, so a few minutes is plenty; longer and it turns rubbery.
- 82 min
Drain, garnish with cilantro and chili, and serve hot with plum sauce.
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