Bonalu (Telugu: బోనాలు ) is a Hindu festival of the Goddess of power, Mahakali, celebrated in Hyderabad, Secunderabad and parts of Telangana and Rayalaseema in India It is celebrated in the month of Ashada masam, in July/August. Special poojas are performed for Yellamma on the first and last day of the festival.The festival is also considered a thanksgiving to the Goddess for fulfillment of vows.
Local Goddess temples have such as Mysamma, Pochamma, Yellamma, Pedamma, Dokkalamma, Ankalamma, Poleramma, Maremma, Pochamme, Maramma, Yellammma, Nookalamma etc are worshiped.
Bonalu is a festival of offering to the Goddess and families share the offering with family members and guests. A non-vegetarian family feast follows after the offering.