Brick Lane’s curry houses may be in terminal decline but they laid the pathway for the next generation of British-Bangladeshis to spread their wings and make Bengali cuisine more accessible. Graam Bangla, Bengal Village, Sonargaon. Just a few eateries for those with refined tastebuds. The roots of the Bengali restaurant trade in East London can be traced back to the post-World War II era when the first generation of Bengali immigrants arrived in Britain.