Thai curries have become very popular in the UK and it is well worth making the paste from scratch for the extra flavour and fragrance it adds to the dish. It’s still quicker than queuing for Kaosarn on a Friday night if you forget to book!
If you can’t get Thai red shallots, use round pink ones instead. Don’t use banana shallots. Coriander root is as it sounds and is the root of the plant. It is more robust than the leaves in cooking. You can simply buy a living pot of coriander to