Make the chilli paste by using a blender or traditional mortar and pestle until soft. Set aside.

Add the oil in a pan. Then add in the chilli paste. Stir until fragrant and cooked.

Then add in the lemongrass and bay leaves. Stir until fragrant.

Then add in the beef. Stir until the beef is cooked.

Then add the coconut milk. Let it simmer.

Add the seasonings. Taste test.

Then add in the cattle skin, potato and tofu. Mix again.

Let it simmer and let everything absorb the seasoning.

Turn off the heat and serve.