You don't need any special equipment for Indian cooking, how ever, here are some equipment that I use :Kadai / Irumbu satti (iruppu satti) : This is a must in Indian cooking for great results. Can be any  metal : non-stick, indolium or cast iron.Non-stick pan, sauce pans, very sharp knife, rolling pins and boards, mixie, grinder, blender, steamer, idli pot, dosa pan (non sitck or Iron), paniyaram pan (non stick, iron or indolium), different types of ladles.