For preparing elissery - brahmin special, cut and wash elephant yam and raw banana and cook and boil this in cooker by adding enough water, turmeric powder, red chilly powder, pepper powder and salt.
Grind the grated coconut(1 cup only) and jeerakam with enough water.
Add the ground item to the 1st step item and boil for sometime.
Fry mustard seeds and urad dal in coconut oil. Then add the remaining 1/2 cup grated coconut and fry this till the mixture turns brown.