Masala Dosa Video by Tarla Dalal

Heat the oil in a kadhai and add the mustard seeds.
When the seeds crackle, add the urad dal and sauté on a medium flame for 30 seconds.
Add the green chillies, curry leaves and onions and sauté on a medium flame for 2 to 3 minutes, while stirring occasionally.
Add the potatoes, salt, turmeric powder, lemon juice and sugar, mix well and cook on a medium flame for 2 minutes, while stirring occasionally.
Add the coriander, mix well and cook on a medium flame for 1 minute.
Allow it to cool.
Once cooled, mash lightly with the back of the spoon and keep aside.

How to proceed to make masala dosa

Combine the dosa batter, salt and a little water, mix well and keep aside.
Heat a tava /non-stick tava (griddle), grease it lightly with ¼ tsp butter, sprinkle a little water on it (it should sizzle immediately) and wipe off using a wet piece of cloth.
Pour ¼th of the batter on the tava (griddle) and spread in a circular motion to make a 175 mm. (7") thin dosa.
Smear 2 tsp of butter on the edges of the dosa
Spread ¼th of the prepared aloo masala evenly over the dosa using a spatula and cook till the dosa turns golden brown in colour.
Fold over while pressing it lightly, using a spatula to make a flat roll.
Repeat with the remaining ingredients to make 3 more masala dosa.
Serve the masala dosa immediately with coconut chutney.