Firstly soak Raw rice, Urad dal, chana dal and poha for 4-5 hours and add them into wet grinder
Grind it to smooth dosa batter and add salt and mix well using hands as it helps in quick fermentation
Now cover the batter and rest it for 7-8 hours or till it gets fermented well
Now the batter has fermented well mix it once again
Take a the required batter to separate bowl and chiroti rava this helps to get crispy dosa ( add rava only before making dosa
Take a laddle batter and spread on hot tawa cook this in low flame
Drizzle some oil on top
Now add red chutney Spread the chutney well
Now add the Aloo palya/potato masala and press it gently and simmer for 2 minutes
Now take it out from tawa
Serve it hot with chutney and sambar