Peel off the onion and chop it in to very fine pieces. Chop coriander leaves also very finely. Assemble dosa batter, butter and chutney powder.
Method
Heat a dosa griddle and smear some oil over it. Pour a ladle full of batter over it and spread it in circular fashion like dosa. Smear a tablespoon of butter on the dosa.
Next top it generously with chutney powder followed by chopped onion, coconut and coriander leaves. Cover with lid and cook for few seconds.
Carefully loosen the edges and remove dosa using a spatula. Serve this pudi dosa with coconut chutney and sambar.
Notes
You can use the chutney powder which you like the most.
You can even serve pudi dosa with potato masala.
Toppings can be varied like cheese, paneer and veggies too.