Adjust the sugar and chilli powder to suit your taste, more sugar will soften the tang of the yoghurt, while extra chilli adds heat. For a lighter version, you can shallow-fry the eggplant or bake the slices until crisp before coating. This dish is best enjoyed fresh but will keep in the refrigerator for up to one day. Dahi Baigan is cooling, gut-friendly and vegetarian, and often served during hot months.