The greatest risk when writing about Indian culture is flattening its diversity. A Punjabi wedding is vastly different from a Tamil one; Goan Catholic cuisine differs from Gujarati Jain food. Here is a 3-step framework for authenticity:
Western audiences often seek the exotic. Resist the temptation to over-spiritualize everything. An article on "Indian street food" should focus on supply chains and family vendors, not just "karma and chai."