For making the Dosa batter:
1)Soak black gram, rice, fenugreek seeds and Bengal gram in water for 1-2 hours.
Drain the water and grind to a smooth paste. Keep aside for 6-8 hours until it gets fermented.
For making the manchurian curry:
1)Cut the carrots and beans into small pieces and boil until they are tender along with green peas. Drain the water and keep aside.
Heat oil in a pan.
Fry the chopped green chillies, ginger and garlic pieces.
Add boiled carrots, beans, green peas, soya sauce, ajinomoto, chili sauce, salt along with a little water and cook for a while.
Mix little water to the corn flour and mix well.
Add this to the above mixture and mix well.
Sprinkle green onions and coriander leaves and remove from heat.
For making the Manchurian dosa:
1)Heat non-stick dosa pan and rub the pan with wet cloth.
Make dosas from the above dosa batter.
Add the curry on the top and spread throughout the dosa.
Sprinkle little oil, roll the dosa and remove.