Curdis a dairy product that is popular in India and other parts of Asia. It is also known as dahi. Curd is made from milk and can be used as an ingredient or as a condiment.
Yogurt is also a dairy product that is widely popular in the United States. It is made by adding bacterial cultures directly into the milk before culturing,
Curd is made by adding acid, typically lemon juice or vinegar, to warm milk. This causes the milk solids to separate from the liquid whey after culturing for several hours.
Yogurt is made from milk that has been fermented, which means it has gone through a process in which bacteria eat up some of the sugar and produce lactic acid.
Curd is made by simmering milk for about half an hour, then instead of adding active cultures in preparing yogurt, add lemon juice, vinegar to curdle it and then strain off the liquid
Yogurt is served with fruit. This makes yogurt a versatile sauce for chicken, lamb,pork dishes.But curd is used in dahi puri, aloo chaat , dahi vada etc.