2To prepare the Chettinad masala, dry roast Coriander seeds, Cumin seeds, Black peppercorns, Dried Byadgi red chilies, Fenugreek seeds, Star anise, Cinnamon stick, Cloves, Green cardamom pods, and Fennel seeds in a dry pan over medium heat for 2-3 minutes until aromatic. Allow them to cool completely.