The flickering flame represents divine Electricity as well as the dispelling of darkness. Devotees give prasad (sacred foods) into the goddess, trying to get her blessings. The prasad is then distributed Amongst the devotees, thought to hold the divine grace of Baglamukhi Mata. Baglamukhi is surely an avatar of Durga https://tvsocialnews.com/story4250103/detailed-notes-on-baglamukhi