December 1, 2025

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Cambodian Pepper Beef (Lok Lak)

 

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 Serves: 4

INGREDIENTS

500g (1 lb) sirloin/striploin steak, cut into roughly 3cm/1½ inch cubes

1 tbsp vegetable oil

1 red onion, cut into wedges

1 tomato, sliced

lettuce leaves to serve

steamed rice to serve

 

Marinade:

1 tbsp oyster sauce

1 tbsp soy sauce

2 tsp sweet dark soy sauce

1 tsp ground Kampot pepper*

1 tsp cornflour (cornstarch)

½ tsp baking soda

2 garlic cloves, finely grated

 

Stir-fry sauce:

2 tbsp oyster sauce

1 tbsp soy sauce

1 tsp sugar

 

Dipping sauce:

3 tbsp lime juice

1 tsp ground Kampot pepper*

1 tsp sea salt

INSTRUCTIONS

STEP 1
Combine the beef with all the marinade ingredients. Mix well.

 

STEP 2
Combine the stir-fry sauce ingredients. Set aside for later.

 

STEP 3
Combine the dipping sauce ingredients. Set aside until ready to serve.

 

STEP 4
Heat the vegetable oil in a wok or large frying pan over high heat. Add the beef and spread out in the pan. Sear for about half a minute and then toss. Repeat another 3 times until the beef is starting to char. Add the onions and toss through for a few seconds. Add the stir-fry sauce mixture and toss for another half a minute (for medium beef) or longer for well done. Turn the heat off and allow the beef to rest in the pan for about a minute.

 

STEP 5
In the meantime, spread the lettuce leaves out on a serving plate. Top with slices of tomato. Then top with the beef. Serve with steamed rice and the dipping sauce.

 

*NOTES:

  • Kampot pepper is a type of peppercorn from the Kampot region of Cambodia. It has a mild, fragrant aroma and flavour. If unavailable, use half the amount of freshly ground black peppercorns
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