Start with high-confidence indian & south asian cooking books, then narrow by subgenre or adjacent topics.
The Diaspora Spice Co. Cookbook
Sana Javeri Kadri, Asha Loupy
The Ramadan Cookbook
Anisa Karolia, Courtney Rolfe
Mowgli Street Food
Nisha Katona
Chaat
Maneet Chauhan, Jody Eddy