Step 1

Wash the pak choi and slice in half, lengthways

Step 2

Put alarge frying pan on a high heat, add the butter and  oil.  When butter has melted add in the chilli flakes and garlic.

Step 3

Once butter is foaming, add the pak choi, flat side down in the pan.  After about 4 mins, once you have some good colour, turn the halves over and cook for a couple more minutes.  Don't overcook, you want the stalks to have a bite to them.

Step 4

Serve immediately