Ilish Bhapa is a traditional Bengali dish made from Hilsa fish, known for its rich flavor and tender texture. The fish is marinated with a mixture of mustard paste, green chilies, and spices, then steamed to perfection. This cooking method enhances the fish's natural taste while keeping it moist. Typically served with steamed rice, Ilish Bhapa is a popular choice during festivals and special occasions in Bengal. The dish highlights the culinary heritage of the region, showcasing the importance of fresh ingredients and traditional cooking techniques in Bengali cuisine.