Chettinad Fish Fry is a delicious and spicy South Indian dish made with marinated fish fillets. The fish is coated with a mixture of spices, including red chili powder, turmeric, and coriander powder, and then shallow-fried until crispy and golden brown. The dish is usually served as an appetizer or as a side dish with rice or roti. The combination of spices gives the fish a unique and flavorful taste, making it a favorite among seafood lovers.