Learnt how to eat this herb from a Southern Thai lady.
Took a bit of trial and error before I knew the correct way.
There are tiny thorns on the small fern like stalk. Discard that. Use only the fronds.
At some point it smells like a toxic gas leak, but it's really beneficial to your health. Once you've learnt to appreciate this dish, you might just end up waiting for your next fix.