See Netaji Birth Place Museum and come to Sweetness Hub. A number of visitors of this place state that nicely cooked brownies and tasty cupcakes are served here. As for the Google rating, this spot earned 4.9.
They claim they are specialist in truffle cakes and they are absolutely right. I recently ordered a truffle cake from them, for a party and everyone at the party loved the truffle cake. The Baker sends me pictures after completing it. I strongly recommend it. In future will surely order some more cakes from her.