On this day, Devi’s name is Siddha maatha.
People worship Durga devi reciting 108(ashtothara satha nama pooja) as Mahishasura mardini. Reciting Lalitha sahasra nama pooja consisting of 1000 names(sahasra nama pooja), people do kum-kum archana(doing puja with kumkum) in the temples. On this day, people do puja with red flowers.
During these three days, people do Devi bhagavatha paarayana.
Urad vadas may also be offered as prasadam.