Mix all the marinade ingredients (spice mix) together and make a thick paste with water.
Wash and clean baingan and drain out water completely. Wipe each baingan with a kitchen towel.
Cut baingan into thin round slices and apply spice paste evenly on both the sides. Keep aside for half an hour.
Heat 1 tablespoon oil in a non - stick tawa / frying pan. Arrange marinated baingan pieces and shallow fry on a medium heat till golden brown on both the sides / softens. Sprinkle remaining oil when frying the other side. Do not fry on high heat.
Decorate with chopped coriander leaves (optional).
Serve hot as a side dish with Rotis / Parathas / Rice.