On the auspicious occasion of Maha Shivratri, rudrabhishek ritual involving milk, water, ghee, sugar, curd and honey are offered to Shiv Ling at Mahakaleswar Temple, Ujjain. Simultaneously with the rudrabhishek, the priests chanted vedic mandra and perform pooja to please Lord Shiva. Following the rudrabhishek, priests at Mahakaleswar Temple perform Bhasma Aarti that is an unique ritual of the temple.