Bandhakopir paturi is a traditional Bengali dish where cabbage is cooked in a banana leaf. The cabbage is marinated in a flavorful mixture of spices and then wrapped in a banana leaf before being steamed or grilled. This cooking method infuses the cabbage with a unique smoky flavor and keeps it tender and juicy. Bandhakopir paturi is a delicious and healthy dish that can be served as a side dish or a main course.