Odiyal is a hard edible snack that makes from palmyra tuber. Generally, it splits into two and dry until get hard. Odiyal prepared as another form and it called Pulukodiyal ( புழுக்கொடியல்). Pulukodiyal is prepared by boil and then dry and it uses to produce Pulukodiyal flour.
Odiyal is a main ingredient for some food products such as Odiyal flour, Odiyal chips, Odiyal pittu, Odiyal kool, Palm posha, etc. It is a popular snack in Jaffna peninsula.