Wash and Soak rice and lentils for 4 to 5 hours.
Add onion, green chillis and ginger into a blender jar.
Along with soaked rice and lentils.
Blend them to make a smooth batter.
Allow the multigrain dosa batter to ferment for 6 to 8 hours.
Add salt and mix well.
Heat a dosa tawa, iron or non-stick.
Add a ladle full of batter and spread all over the tawa.
Allow this to cook and add a spoonful of oil across the dosa.
Cook multigrain dosa for a minute.
When the edges of the dosa leaving the tawa, flip it using spatula.
Cook for another minute and transfer it to serving plate.
Serve the multigrain dosa recipe with any spicy chutney.