Somtum Udon @ Chiang Mai 89 Plaza
Chiang Mai hosts a countless number of Isan restaurants across neighborhoods. And Somtum Udon Soi Thantawan is among the local’s most favorites. The place is well-known for their authentic Isan flavors with loads of chili in almost every dish. Examples of signature recipes are somtum with preserved crab, fermented fish, and fresh shrimps, somtum with fresh blue crabs, somtum with fresh cockles, and grilled chicken. They have a few locations in town including this one in Chiang Mai 89 Plaza. The restaurant is closed on the 25th of each month.