Mushroom Chettinad Recipe | How to make Mushroom Chettinad Chettinad cuisine comes from a region "Chettinad" in Sivaganga district in Tamilnadu. Chettiars , people from Chettinad region have been the traders of salt and spices. Chettinad Cuisine exhibit that very well. Chettinad cuisine has a special chettinad masala used in most curries which is very aromatic and amazingly flavorful. Chettinad Masala powder is specially prepared for the curries. This spice powder is a mix of many spices.