Dahi, also known as yogurt or curd, is a dairy product made by fermenting milk with lactic acid bacteria. It has a creamy texture and a tangy flavor, and it's widely consumed across South Asia and other parts of the world. Dahi is not only enjoyed as a standalone dish but also used in cooking, marinades, sauces, and desserts. It's known for its probiotic properties, which are beneficial for digestion and overall gut health.