Mangal Dosh Puja in Ujjain is performed by learned pandits and priests who have extensive knowledge and expertise in Vedic astrology and the Hindu scriptures. The puja involves recitation of mantras and performing various rituals to appease the planet Mars, which is responsible for Mangal Dosh in one's horoscope.

Performing Mangal Dosh Puja in Ujjain is considered highly auspicious and is believed to bring good luck and prosperity to the individual. The city is known for its ancient temples like Mahakaleshwar Temple, Kal Bhairav Temple, and Mangalnath Temple, which are considered the prime locations for performing the puja.

Mahakaleshwar Temple is one of the most prominent temples in Ujjain and is believed to be the abode of Lord Shiva. The temple is also known for its Jyotirlinga, a shrine that houses a lingam (a symbol of Lord Shiva) and is believed to be one of the twelve Jyotirlingas in India. Performing Mangal Dosh Puja at Mahakaleshwar Temple is considered highly beneficial, as it is believed to be the most powerful temple in the city.