This is a very easy & tasty vadai with very few ingredients.....
(thaw & make a coarse paste in mixi without water)
Chopped onion & Mint-1tbsp
Red chilly paste-2tsp
Salt to taste
Oil-to deep fry
Besan just for binding
Bread crumbs for dusting(Optional)
Mix all above ingredients together(do not add any water).Take a small ball flatten it dust it with bread crumbs & deep fry it in medium flame till golden brown.Serve it with ketchup.