All blogs below are listed by speciality but most also feature general
Indian and non-indian recipes.
Mostly Konkani and Gujarati:
http://www.nandyala.org/mahanandi/ (very good and exhaustive category
index of recipes on left bar of blog, also includes non-Andhra food)
Finally, Amit, a dear old friend of mine from my Pune Fergie days runs
this very popular blog and I found this entry on bengali food on his
blog. He's half-bong himself.