Cambodian amok: fish and coconut curry steamed and served in a banana leaf cup
Prep40 min
Cook30 min
Serves4 servings
CuisineCambodian

Amok Trey: Cambodian Steamed Fish Curry in Banana Leaf Cups

A recipe for amok trey, Cambodia's steamed fish curry, in which white fish is steamed with kroeung (Khmer curry paste) and coconut milk. Covers the kroeung blend, folding banana leaf cups, judging the steaming, variations with chicken, shrimp and vegetables, and storage, using ingredients that are easy to find.

Total: 1 hr 10 minLevel: Intermediate

Cooking flow

Cooking steps

STEP 11 / 6

Make the kroeung (curry paste)

15 min

Making kroeung in a mortar, with a yellow-green paste forming
Blending kroeung. Pound patiently until the fibers of lemongrass and galangal disappear. A food processor finishes in 30 seconds, but a mortar brings out more aroma

About 80% of amok's flavor is decided by the kroeung. Thinly slice the white part of the lemongrass and put it in a food processor or mortar with the galangal, turmeric, garlic, shallots and dried red chiles. This is a prep step done without heat; blend well for 1 to 2 minutes until it becomes a smooth paste. In a mortar it takes about 10 minutes, and the goal is a state where the fibers are finely broken down and the aroma rises.

Finally, add the prahok (or fish sauce) and mix further.

Make extra kroeung

Kroeung is a basic Cambodian paste that can also be used in stir-fries and soups. Making 2 to 3 times the amount and freezing it in small portions is handy. It keeps for 3 months frozen. A store-bought Thai red curry paste can substitute, but it will not give the delicate aroma unique to Khmer cooking.

STEP 22 / 6

Make the coconut sauce

10 min

Simmering kroeung and coconut milk in a pot
Simmer the kroeung in coconut milk. The aroma of the paste moves into the oil and a Southeast Asian fragrance fills the room

Set aside 100 ml of the 400 ml of coconut milk (for finishing). Put the remaining 300 ml in a pot and heat over medium heat for 5 minutes. When oil floats on the surface, add the kroeung and cook over low heat for 5 minutes until the aroma of the paste rises.

Season with fish sauce, palm sugar and salt. Turn off the heat and let it cool slightly.

STEP 33 / 6

Toss the fish with the sauce

5 min

Tossing fillets of white fish with the coconut sauce
Soaking the fish in curry sauce. Adding the egg gives a mousse-like texture once steamed

Cut the white fish into 3 cm cubes and pat dry with paper towels. After warming over low heat and turning off the heat, add the fish to the coconut sauce that has cooled slightly and toss gently. It is enough when the sauce coats the surface of the fish evenly and thickens. Add 1 beaten egg and mix further. The egg determines the thickening and the texture once steamed.

STEP 44 / 6

Make cups from banana leaves

5 min

Folding a small cup from banana leaf
Making banana leaf cups. Passing them lightly over a flame makes them soft and easy to fold. Fasten the four corners with bamboo skewers

Lightly pass the banana leaves over a flame (about 3 seconds) to make them pliable. Cut them into 20 cm squares, fold into small bowl shapes and fasten with bamboo skewers. Make 4 cups.

If you can't get banana leaves, you can substitute heatproof ramekins or muffin tins lined with aluminum foil. The look changes, but the taste once steamed is the same.

STEP 55 / 6

Pour the sauce into the cups and steam

20 min

Amok steaming in a steamer
Amok as it steams. The coconut milk on top forms a white film, in beautiful contrast to the green of the banana leaf

Divide the fish and sauce evenly into the banana leaf cups. Drizzle 1 tablespoon of the reserved 100 ml of coconut milk over each cup. This makes a creamy white layer on the surface once steamed.

Bring water to a boil in a steamer, arrange the cups, and cover and steam over medium heat for 20 minutes. It is done when the sauce has lightly set and a thin skin has formed on the surface.

Judging the steaming

The ideal finish for amok is "lightly quivering like pudding." Steaming until fully set makes it dry. The trick is to turn off the heat when a skin has formed on the surface and the center still wobbles slightly. The residual heat finishes it.

STEP 66 / 6

Garnish and serve

3 min

Finished amok in a banana leaf cup, decorated with red chile
Finished amok trey. The green of the banana leaf, the golden curry and the red chile garnish make a three-color plate

Garnish with thinly sliced red chile and shredded makrut lime leaf. Serve with jasmine rice. In Cambodia it is common to scoop the amok with a spoon and eat it over rice.

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Ingredients

Ingredients

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Ingredients

Ingredient Amount Substitutes & notes
White fish (sea bream, sea bass, cod, etc.) 400g Cut fillets into 3 cm cubes. Sea bream fillet is best
Coconut milk 400ml (1 can) A high-fat one is recommended
Egg 1 Used for thickening
Banana leaves 4 (about 20 cm square) Aluminum foil can substitute
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Kroeung (Khmer curry paste)

Ingredient Amount Substitutes & notes
Lemongrass 2 stalks (white part only, thinly sliced) —
Galangal 1 piece (2 cm, sliced) Ginger can substitute (the flavor differs)
Turmeric (fresh) 1 piece (1 cm) 1 tsp powder can substitute
Makrut lime leaves 4 1 tsp lime zest can substitute
Garlic 3 cloves —
Shallot 2 1/4 onion can substitute
Dried red chiles 3 Adjust the heat to taste
Prahok (fermented fish paste) 1 tbsp 2 tbsp fish sauce can substitute
3 / 3

Seasonings and finishing

Ingredient Amount Substitutes & notes
Fish sauce 1 tbsp —
Palm sugar 1 tbsp Raw cane sugar can substitute
Salt 1/2 tsp Adjust while tasting
Red chile (garnish) 1 (thinly sliced) —
Makrut lime leaves (garnish) 2 (shredded) —
Jasmine rice 2 cups (rice-cooker cups) One rice-cooker cup is 180 ml of uncooked rice
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The art of steamed curry from the land of Angkor

Cambodia is home to the World Heritage site of Angkor Wat. The glory of the Khmer Empire is carved not only into stone architecture but also into a delicate food culture. One of its finest dishes is amok (Amok Trey / អាម៉ុក).

Amok is a dish in which white fish is mixed with kroeung (Khmer curry paste) and coconut milk and steamed in a banana leaf cup. It is not as hot as a Thai curry, nor as heavy as an Indian curry. In the mouth, the cool aroma of lemongrass and makrut lime leaf spreads first. Then the sweet richness of coconut milk follows, and finally the deep savoriness of prahok (fermented fish paste) lingers in the aftertaste.

What is amok?

It is named after a cooking method that means "to steam" in Khmer. "Amok trey" is amok made with fish (trey). The chicken version is called "amok moan" and the beef version "amok sach ko." Steaming in banana leaf cups is traditional, but coconut shells or aluminum foil are sometimes used instead.

Alongside Thai pad thai and Vietnamese banh mi, it is a famous Southeast Asian dish. This article explains how to recreate the local method with ingredients you can find.


Ingredients (serves 4)

Main ingredients

Choosing white fish

Traditionally Cambodia uses freshwater fish (catfish-type fish, snakehead and so on), but they are hard to find elsewhere, so sea bream, sea bass and cod are the best substitutes. A fatty fish suits the coconut milk sauce better. You can also make it with salmon, but the color changes and the look differs. Frozen white fish fillets (such as basa) also turn out delicious.

Finding the kroeung ingredients

Lemongrass, galangal and makrut lime leaves can be found at Asian groceries, often in the frozen section. Prahok is sold at Cambodian or Southeast Asian specialty shops and online. If you can't get prahok, 2 tbsp of fish sauce makes up the savoriness, but the distinctive fermented aroma is hard to reproduce.

Handling prahok

Prahok has a very strong fermented smell. If it is your first time, it is recommended to start with half the amount. After opening, keep it in an airtight container in the refrigerator and use it within 1 month. The smell transfers to containers, so a glass jar is best. When substituting fish sauce, the saltiness differs, so adjust the amount of salt in the final seasoning.

Ingredients for kroeung: lemongrass, galangal, makrut lime leaves, shallots laid out
The ingredients of kroeung, the heart of Khmer cooking: lemongrass, galangal, makrut lime leaves, turmeric, garlic and shallots


Cooking tips

Pound the kroeung until the fibers disappear

In Cambodian homes, it is pounded for 30 minutes or more in a large stone mortar. Even with a food processor, pulse at least 3 times, scraping down the sides in between. If fibers of lemongrass remain, the mouthfeel after steaming will be poor.

The fat in the coconut milk is the key

When you open a can of coconut milk, choose a product with a layer of cream set on top. A fat content of 17% or more is ideal. With a low-fat one, the creamy richness unique to amok doesn't come through. As with Indonesian rendang (in Japanese), the quality of the coconut milk largely determines the result.

When to add the egg

Add the egg only after the sauce has cooled enough. Put into hot sauce, the egg sets at once and goes lumpy. The egg is an important ingredient that gives amok its "mousse-like texture" and decides its softness once steamed. You can make it without egg, but it becomes a runny curry.

Substitutes for banana leaf

Banana leaves can be found in the frozen section of Asian groceries. Aluminum foil or ramekins also work as substitutes, and bamboo leaves can also stand in. A banana leaf is not just a container; its role in passing the aroma of the leaf to the amok when steamed is important.


Variations

Chicken amok (amok moan)

Instead of white fish, use 300 g of chicken breast sliced on the bias 1 cm thick. Extend the steaming time to 25 minutes. The chicken soaks up the sauce and turns juicy, like Philippine adobo (in Japanese).

Shrimp amok

Instead of white fish, use 12 large shrimp. Peel, devein and toss them in the sauce as they are. Shorten the steaming time to 15 minutes. The savoriness of the shrimp melts into the coconut sauce for a showier flavor than the fish version.

Vegetable amok

Instead of fish, use 200 g of pumpkin (2 cm cubes) + 100 g of shimeji mushrooms + 6 baby corn. The sweetness of the pumpkin goes very well with the coconut sauce, and it is recommended for people who don't like fish.

Simple version (simmered in a pot)

If you have no banana leaf cups or steamer, you can also make it by simmering in a pot. Just put the fish in the sauce and simmer over low heat for 15 minutes. The mousse-like texture of the steamed version won't come through, but the taste is well reproduced. Like Laotian khao piak sen (in Japanese), it can be used as a weeknight version that puts convenience first.

Spicy version

Increase the dried red chiles from 3 to 8, and add 2 fresh green chiles to the kroeung.


About prahok and the freshwater fish of the Tonle Sap

Prahok, the secret flavor of amok, is a seasoning you can't avoid in talking about Cambodian cooking. It is a rich fish paste made by salting freshwater fish and fermenting it for months, and it is sometimes called "the cheese of Cambodia." Like vinegar in Egyptian koshari or tahini in Lebanese hummus, prahok is closely tied to the character of Khmer cooking.

Tonle Sap, in the middle of Cambodia, is the largest freshwater lake in Southeast Asia, and freshwater fish from the lake are traditionally used in amok. A moderately fatty freshwater fish blends well with a coconut milk sauce, and like Senegalese thieboudienne, made from the bounty of the Atlantic, amok is a dish born of the bounty of the lake.


Nutrition (per serving of 4)

Nutrition of amok (approximate, per serving)
Nutrient Amount
Calories 380kcal
Protein 32g
Fat 22g
Carbohydrates 14g
Fiber 3g
Sodium 620mg

Dishes to make alongside

Frequently asked questions

Q1. What if I can't get all the kroeung ingredients?

With a minimum of lemongrass, garlic and fish sauce you can build the skeleton of amok. Adding 1 stalk of lemongrass to 2 tbsp of store-bought Thai red curry paste gets you quite close. Galangal can be replaced with ginger, but the piney coolness peculiar to galangal doesn't come from ginger, so getting it if possible is recommended. Makrut lime leaves can be replaced with 1 tsp of grated lime zest.

Q2. Where can I buy banana leaves?

They are sold at Asian groceries, often in the frozen section. Thaw at room temperature before use and rinse briefly. Aluminum foil or ramekins work well as substitutes and still make a delicious dish.

Q3. Is amok spicy?

Traditional amok is mild in heat. It has little of the kick of a Thai curry, and the mellowness of the coconut milk is the star. You can freely adjust the heat by the amount of red chile. The 3 dried red chiles in this recipe give a mild finish that children can also eat. If you like it hot, increase the chiles to 6 to 8 or add fresh green chile.

Q4. Can amok be made ahead?

Steamed amok keeps 2 days in the refrigerator. Reheating for 1 to 2 minutes in a microwave is the easy way. However, the mousse-like texture of freshly steamed amok loosens a little by the next day, so it is best eaten freshly made. Kroeung (curry paste) keeps for 3 months frozen in small portions and is handy to make extra of as a base for stir-fries and soups. Eating next-day amok poured over rice like a curry is also a Cambodian way.

Q5. What drinks go with amok?

In Cambodia, Angkor beer is the standard. Cold beer and the creamy sauce of amok are an excellent combination. For a non-alcoholic option, jasmine tea is the traditional pairing. Lemongrass tea, brewed from lemongrass, also resonates with the herbs of amok. A dry white wine with a spicy aroma also pairs well with the kroeung in amok.


Enjoy more Southeast Asian cooking

If amok has caught your interest, try other Southeast Asian dishes too. A world of varied flavors woven from coconut, herbs and fermented seasonings awaits.

  • Rendang (in Japanese) — Indonesia's rich coconut stew. In contrast to amok, it is slowly reduced
  • Laksa — Malaysia's spicy coconut noodles. A totally different approach in the same region
  • Mohinga — Myanmar's fish broth noodles. The technique of drawing out fish savoriness is related to amok
  • Sinigang — The Philippines' sour soup. It brings out fish with the sourness of tamarind