In a pan boil water and once it starts simmering add baking soda, cumin seeds, sesame seeds, salt, chilli paste and ginger paste. Bring it to boil and gradually start adding flour stirring at all times with spatula. Ensure no lumps are for and keep stirring until it forms a dough. Cover and let it cook for about a minute or so. Switch the gas and remove khichu in a plate. You do not need to steam mogo khichu. Mogo khichu can be very sticky.