Cambodian Cookbookម្ហូបខ្មែរ · The Khmer Kitchen

ជំនួស · Substitutions

When you can’t get the real thing

Stocking a Khmer pantry from scratch isn’t always easy, and some ingredients — prahok, fresh kroeung aromatics — are genuinely hard to find abroad. Here’s what to reach for instead, told honestly. Every swap is rated for how close it actually gets, with a note on what it costs you, because a substitution that changes the dish should say so.

ExcellentNear-identical — you’ll barely notice.GoodWorks well; a small, honest compromise.Last resortGets you through, but the dish changes. Buy the real thing when you can.

គ្រឿងផ្សំ

Fermented & salty

The funky, savory backbone of Khmer cooking. A couple of these have decent stand-ins; prahok genuinely doesn’t.

Prahokប្រហុក

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Fermented freshwater fish paste — the deep, funky umami under samlor, dips, and stir-fries. There is no true equal.

  • Fish sauce + a little white miso1 tbsp fish sauce + 1 tsp miso per 1 tbsp prahok

    The miso brings the fermented body, the fish sauce the funk. A polite stranger doing prahok’s job — close enough to cook with, not close enough to fool a Cambodian.

    Good
  • Anchovy pastestart with half, then taste

    Salty, fishy, fermented — the right neighborhood. Thinner and less complex than prahok, and it lacks the barnyard depth, but it holds a dip together.

    Good
  • Fish sauce aloneto taste for salt

    Gets you salt and a whisper of the marine note, none of the ferment. Use only when a recipe needs a background hum, never where prahok is the point.

    Last resort

Fish sauce (tuk trey)ទឹកត្រី

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The everyday salt of the Cambodian kitchen — salts, rounds, and deepens nearly every savory dish.

  • Thai or Vietnamese fish sauce1:1

    Effectively the same product from the next kitchen over. Buy whichever your grocer stocks; look for a short anchovy-salt-water label.

    Excellent
  • Soy sauce + a pinch of salt1:1, then salt to taste

    For a vegetarian dish or a fish allergy — savory and salty, but darker and without the marine lift. Add a little sugar to round it.

    Good
  • Mushroom or vegan “fish” sauce1:1

    The best plant-based option — glutamate-rich seaweed and mushroom versions get surprisingly close.

    Good

ផ្អែមជូរ

Sweet & sour

The sugar-and-acid balance that makes a Khmer dish sing. Get the ratio right and a rough swap still works.

Palm sugarស្ករត្នោត

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Sap of the sugar palm, boiled to a soft caramel — rounder, less sweet, and more mineral than cane sugar.

  • Light brown sugar1:1

    The molasses in brown sugar mimics palm sugar’s caramel depth. Slightly sweeter and one-note, but genuinely close and always in the cupboard.

    Good
  • Coconut sugar1:1

    Often the same thing under a different name — made from palm or coconut sap. The closest supermarket swap by far.

    Excellent
  • White sugar + a drop of molasses1 cup sugar + 1 tsp molasses

    Covers the sweetness and fakes the color; misses the rounded, faintly smoky edge. Fine in a pinch.

    Last resort

Tamarindម្ជូរ

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The fruity, mellow sour in samlor machu and dipping sauces — tangier than vinegar, softer than lime.

  • Lime juice + a little brown sugar1 tbsp lime + ½ tsp sugar per 1 tbsp tamarind

    Lime is sharper and brighter than tamarind’s round, dried-fruit sourness; the sugar softens it toward the right shape. It reads as a different acid, but it works.

    Last resort
  • Amchur (dried mango powder)start small

    Fruity and sour in tamarind’s family — closer than lime, if you happen to keep it.

    Good

Kampot pepperម្រេចកំពត

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The GI-protected pepper of the southern coast — floral, warm, and citrus-edged, a world away from dusty pre-ground pepper.

  • Tellicherry black pepper1:1, freshly ground

    The best widely available pepper — large, ripe, aromatic berries. Less floral than Kampot, but grind it fresh and it holds its own.

    Good
  • Any freshly ground whole black pepper1:1

    Fresh-ground beats pre-ground every time, but ordinary pepper misses the perfume that makes Kampot worth the fuss. Serviceable, not special.

    Last resort

គ្រឿង

Kroeung aromatics

The pounded paste at the heart of Khmer cooking. These are the notes that make it taste like Cambodia and not the next country over — swap them carefully.

Galangalរំដេង

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The sharp, piney, medicinal root in kroeung — related to ginger but not remotely a stand-in for it.

  • Fresh ginger1:1, honestly imperfect

    The truth: ginger is warmer and sweeter, galangal sharper and more resinous. Ginger will not taste like galangal — it tastes like ginger. Use it only if you must, and don’t expect the same dish.

    Last resort
  • Dried galangal, rehydratedsoak, then pound

    Milder than fresh but the real aromatic — far closer than any ginger swap. Soak in warm water before pounding into kroeung.

    Good

Kaffir lime leafស្លឹកគ្រូច

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The bright, floral citrus perfume threaded through amok and kroeung — its own aroma, not just “lime.”

  • Lime zestzest of 1 lime per 4 leaves

    Gets the citrus top note; misses the specific floral, slightly bitter edge of the leaf. The best easy swap in a fresh dish.

    Good
  • Bay leaf + lime zest

    The bay adds an aromatic backbone the zest lacks. A stopgap for a cooked dish — grow a makrut lime tree if you love this food.

    Last resort

Holy basilជីរនាងវង

The peppery, clove-scented basil in stir-fries — hotter and more savory than the sweet basil most stores carry.

  • Thai basil1:1

    More anise, less pepper, but in the right family and far easier to find. The go-to swap when holy basil isn’t around.

    Good
  • Sweet Italian basil

    Softer and sweeter, none of the clove-pepper heat. It reads as basil, just not the right one.

    Last resort

ត្រី​ និង​ម្សៅ

Wraps, fish & starches

The structural swaps — what to wrap in, which fish to fry, which noodle to soak — when the exact one isn’t at hand.

Banana leafស្លឹកចេក

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The wrapper and steamer-liner for amok, num ansom, and grilled parcels — it perfumes the food faintly as it heats.

  • Parchment paper

    Holds the shape and steams cleanly for amok cups and parcels. You lose the faint grassy aroma the leaf gives — but structurally it does the job.

    Good
  • Parchment wrapped in foil

    For grilling: parchment against the food, foil outside for strength and to hold the fold. Keeps the leaf’s function if not its scent.

    Good

Freshwater fishត្រី

The river and Tonlé Sap fish — snakehead, catfish, featherback — at the center of amok, samlor, and grills. Firm, sweet, low-oil flesh.

  • Catfish1:1

    A freshwater fish itself — firm, mild, and widely farmed. The closest and most honest swap for most river-fish dishes.

    Excellent
  • Tilapia1:1

    Mild and easy to find; a touch softer, so handle it gently in a curry. Perfectly good for amok.

    Good
  • Barramundi1:1

    Firmer and slightly richer; excellent grilled or in a robust samlor. A step toward saltwater but a fine stand-in.

    Good

Rice noodlesនំបញ្ចុក

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From the fresh fermented strands of nom banh chok to dried kuy teav sticks — the noodle under most Khmer soups and salads.

  • Dried rice vermicelli (bun)soak to soften

    The everyday stand-in for fresh nom banh chok — thinner, but the same rice-noodle character. Soak in warm water, then a brief blanch.

    Good
  • Dried flat rice stickssoak, then blanch

    For kuy teav specifically — the intended noodle in dried form. Medium width is the all-rounder.

    Good

Coconut creamខ្ទិះដូង

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The thick, rich top of the coconut — the finishing richness spooned over amok and stirred into sweets.

  • The cream skimmed off canned coconut milk

    Chill a can of full-fat coconut milk, then spoon the firm layer off the top — that is coconut cream. Effectively free if you already have milk.

    Excellent
  • Coconut milk, reduced

    Simmer full-fat coconut milk down until it thickens and the oil starts to split. More work, but it gets you there.

    Good

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Building the pantry properly? Start with the twelve staples.