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Singapore Chilli Crab
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Singapore Chilli Crab

Whole mud crabs cooked in a tangy, sweet, and mildly spicy tomato-chilli sauce — Singapore's most iconic seafood dish.

Prep
20 min
Cook
25 min
Servings
4
Difficulty
Hard
4.9
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#singaporean#crab#seafood#spicy#national dish#iconic

About This Recipe

Chilli Crab was invented in Singapore in the 1950s by Madam Cher Yam Tian, who cooked crabs in a chilli-tomato sauce at her roadside stall along the East Coast. The dish exploded in popularity and is now listed on CNN Travel's 'World's 50 Most Delicious Foods.' Whole mud crabs are cracked and stir-fried in a wok, then bathed in a glossy, egg-thickened sauce of tomato, sambal chilli, garlic, ginger, and a touch of vinegar and sugar for balance. It is served with fluffy mantou buns — essential for mopping up every last drop of the sauce, considered by many to be even better than the crab itself. Eating it is gloriously messy and communal.

Ingredients

Serves 4

  • 2whole mud crabs (about 700 g each), cleaned and halved
  • 4 tbspvegetable oil
  • 6 clovesgarlic, minced
  • 3 cmginger, minced
  • 3 tbspsambal chilli paste
  • 4 mediumtomatoes, blended to a puree
  • 3 tbsptomato ketchup
  • 2 tbspoyster sauce
  • 1 tbsprice vinegar
  • 1 tbspsugar
  • 0.5 cupwater or stock
  • 2eggs, beaten
  • 2 tbspcorn starch dissolved in water
  • Spring onions and corianderto garnish
  • Fried mantou bunsto serve

Instructions

  1. 1

    Fry the crab

    Heat oil in a large wok over high heat. Add crab pieces, shell-side down, and fry for 3–4 minutes until shells turn bright orange. Remove and set aside.

  2. 2

    Build the sauce

    In the same wok, fry garlic and ginger for 30 seconds. Add sambal and fry 1 minute until fragrant. Add tomato puree, ketchup, oyster sauce, vinegar, sugar, and water. Bring to a simmer.

  3. 3

    Simmer the crab in sauce

    Return crab to the wok. Toss to coat, cover, and cook over medium-high heat for 8–10 minutes until crab is cooked through. Stir in corn starch slurry to thicken.

  4. 4

    Finish and serve

    Drizzle beaten eggs into the sauce in a thin stream, stirring gently to create silky egg ribbons. Garnish with spring onions and coriander. Serve immediately with fried mantou buns.

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Pro Tips

  • →

    Ask your fishmonger to clean and halve live crabs — this is much easier than doing it at home.

  • →

    The mantou buns can be steamed or deep-fried; deep-frying creates a more luxurious texture.

  • →

    Do not over-thicken the sauce — it should be glossy and coatable, not gluey.

  • →

    Taste and adjust salt at the very end — flavors concentrate as liquids reduce, and a final pinch of flaky salt sharpens the whole dish.

Variations

  • •

    Black pepper crab: replaces the chilli-tomato sauce with a black pepper and butter glaze.

  • •

    Salted egg crab: crab tossed in a rich salted egg yolk sauce.

  • •

    Use King prawns as a more affordable alternative to whole crab.

  • •

    Vegetarian: swap the protein for roasted king oyster mushrooms, smoked tofu or cooked chickpeas — adjust seasoning slightly upward to compensate.

Storage

Best eaten immediately. Leftover crab in sauce keeps for 1 day refrigerated; reheat gently in the sauce with a splash of water.

History & Origin

Chilli crab was created around 1956 by Madam Cher Yam Tian on the Singapore waterfront. Her husband Roland Lim later opened a restaurant and formally put it on the menu. It was declared part of Singapore's intangible cultural heritage and has been served to visiting heads of state.

Frequently Asked Questions

Is chilli crab very spicy?

It is mildly spicy — the sauce is predominantly sweet and savoury. Adjust sambal quantity for your preferred heat level.

What type of crab should I use?

Sri Lankan or Flower mud crabs are traditional. Dungeness or Blue crab work well as substitutes.

Can I make this ahead of time?

Yes — most of the components can be prepared up to a day in advance and refrigerated separately. Reheat gently and assemble just before serving so textures stay distinct.

What can I substitute if I don't have all the ingredients?

Stay close to the role each ingredient plays: swap aromatics for similar ones (shallot for onion, lime for lemon), and keep the fat-acid-salt balance intact. Spice blends can usually be approximated with what's in the cupboard.

Nutrition Facts

Per serving (450g / 15.9 oz) · 4 servings total

Calories420kcal
Protein38g
Carbohydrates22g
Fat18g
Fiber2g
Protein38g
Carbs22g
Fat18g

Time Summary

Prep time20 min
Cook time25 min
Total time45 min

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