Setu Babakan, is a Village of Betawi which is located in West of Jakarta. While you can travel around in this nature looking and traditional village, you could also try their most popular food in here that also mostly taste incredibly delicious. Its called, Kerak Telor, the one of the most popular Indonesian traditional food. There are two types of Kerak Telor though, such as Chicken's eggs and the other with Duck's eggs. And the other surprising thing is you just need Rp 10.000 - Rp 20.000 for this favour of traditional ancients food!
It is not located in certain place, the seller just bring their stuff to cook and needs. But believe me, you will come back right after you finish your first Kerak Telor!