Chaku (, also Romanized as Chakū) is a village in Gavork-e Nalin Rural District, Vazineh District, Sardasht County, West Azerbaijan Province, Iran. At the 2006 census, its population was 342, in 54 families.
Chaku ( Nepali:चाकु ) is a Nepalese cuisine made from concentrated sugarcane juice, jaggery, ghee, and nuts. The mixture is cooked down until it is a solid form, and then pulled on a hook in a manner similar to making taffy and then cut into small rolls, or it may be cooked in a shallow dish and cut into small diamond shaped pieces. Chaku may be eaten separately, or it can also used in making Yomari dumplings .
Chaku is served by Nepalese with ghee and yams during the festival of Maghe Sankranti.