Manages to be proper hot and properly sour at the same time, which shouldn't work but absolutely does.
Fun fact: Half its ingredients — lemongrass, galangal, lime leaves — are aromatics you leave in the bowl uneaten.
Every PE teacher's favourite way to find out which kids had reflexes and which ones absolutely didn't.
Fun fact: Some historians trace its origins to Africa over 200 years ago, where it was played with rocks.