Ingredients for Dosa: Par boiled rice -1 cup, Poha-1 1/2 cup, Urad Dal-1/4 cup, Sugar -1/2 tsp,
Salt as per taste, Butter as needed.
Ingredients for Masala: Potato – 3, Onion – 1, Mustard – 1/2 tsp, Chana Dal-1/4 tsp, Turmeric Powder-1/4 tsp, Green Chillies -2, Oil – 2 tsp, Salt as per taste.
a) Rinse par-boiled rice, poha and urad dal separately, and soak for 4 – 5 hours.
b) Strain and grind all the above to a smooth batter. Add salt, sugar and mix well.
c) Ferment for at least 8 hours.
d) Boil and mash potatoes. Chop the onion and green chilles.
e) Take a pan. Add oil followed by mustard and Chana dal. Add green chillies and chopped onions to it.
f) Add mashed potatoes, turmeric powder and salt. Mix well. The filling is ready. Keep it aside until dosa is prepared.
g) Take a griddle, add butter and once it starts melting, pour the dosa batter after mixing it well.
h) Spread it like a regular dosa and place the prepared filling in the centre.
i) Once the bottom is crisp and golden, take the Dosa out on a plate and serve hot with Sambhar and Coconut Chutney.