Question: what is the difference of curd and yoghurt?
Answer: Curd or dahi is a dairy product which is made by curdling milk with edible acidic substance like lemon juice, vinegar and even curd itself. ... Yogurt, on the other hand, is created by bacterial fermentation of milk. To make yogurt, yogurt culture consisting Lactobacillus bulgaricus and Streptococcus thermophiles is used.