Rinse rice using enough water and soak it for at least 2 hours. After soaking, rinse once again and drain all the water.

In a mixer jar, add coconut, tamarind and coriander seeds.

Next include cumin seeds, jaggery, red chillies and salt too.

Grind everything together in to fine puree adding water as required. Next include drained rice to the mixer.

Grind once everything together again to fine batter. The consistency should be like normal dosa batter. Transfer it to a wide bowl.

Wash sweet potato under running water scraping all the dirt on its skin. Make thin slices of sweet potato using a chips grater or kinfe. Keep the slices immersed in water till use.

Next heat a dosa griddle smearing some oil over. Dip few slices of sweet potato in dosa batter such that the batter coats well on both sides and place a slice at the ceter of griddle. Arrange similar batter coated slices in circular fashion surrounding the center one. Pour some batter along he edge to get the shape of dosa.

Drizzle some oil on it and cook covered for few minutes. Then carefully turn over and cook the other side. Once done, remove from the griddle and continue the process with rest of the batter.

Amazingly delicious sweet potato dosa is ready to serve with honey or coconut chutney.

Initially grind the spices with coconut in to fine puree, then include soaked rice.

You can taste the batter and adjust the spices as you grind.

The sweet potato should be sliced as thin as possible for ease of cooking.

Cook this dosa in medium flame to help veggie turn soft.