- Heat up cooking oil in wok and sauté onion until fragrant. Then, add in beef and continue frying until well done.
- Pour in cooking sauce and stir fry until fragrant. Add in long bean and stir fry for 30 seconds.
- Add in ketupat, kaffir lime leaves and turmeric leaf. Mix well and season with salt and pepper. Serve immediately.
Chef tip: For those that prefer more gravy, do add on ½ cup coconut milk in step 2.