Drain the water from soaked rice, transfer it to a mixer jar. Add coconut and a cup of water. Grind together to fine puree. Transfer in to big vessel.
Add 2 to 2.5 cups of water to this batter to make it very thin. Include salt and give a mix.
Heat a dosa griddle smearing enough oil. When it gets heated, spill the batter over it such that thin batter coating covers the griddle completely.
Let the dosa cook covered with lid for few seconds. Next carefully loosen the edge using a flat spatula and remove the dosa. Repeat the process with rest of the batter. Light, thin paper like neer dosa is ready.
Next to prepare the coconut gravy, grind coconut, coriander, cumin seeds, tamarind, salt and red chillies together. Include some water to grind fine puree.
Cook the coconut puree in a pan for few seconds. Meanwhile break 4 neer dosa in to pieces and keep ready.
Next add the pieces in to gravy and continue cooking for few seconds and switch off.
Heat a tempering pan adding all the ingredients under "To temper" list, as the mustard seeds sizzle pour over neer dosa gasi. Neer dosa gasi is ready to serve as breakfast or meal.