firstly, in a large bowl soak 1 cup sabudana in enough water for 3 hours.

also soak 1 cup rice, ¼ cup urad dal and ½ tsp methi in enough water for 4 hours.

drain off the water from sabudana and blend to smooth paste.

also blend soaked urad dal and rice to fine paste adding water as required.

further mix sabudana batter, rice-urad dal batter and ¼ cup curd.

ferment in a warm place for 8- 12 hours.

next day, add 1 tsp of salt or as required and mix well.

heat the griddle and pour a ladleful of the batter on it and spread it very gently.

sprinkle some ghee / oil for more flavour.

then cover the dosa for a minute and cook till the top of dosa is cooked completely in presence of steam.

finally, serve sabudana dosa recipe immediately with ginger chutney and sambar.