Tom Yum Goong (Thai Spicy Soup with Prawns) is the name given to a very popular Thai soup
that is hot, spicy and sour.
It is made with prawns.
It gives a delicious and unusual taste of being hot whilst slightly sour.
So,Tom yum koong is popular food in all regions of Thailand
and foreigner was attracted to the taste of Tom yum koong as well.