Thandai, a milk based summer drink is synonymous with our Indian festival, Holi. The festival of colors is celebrated with much fanfare in North India and one of the special festive treats prepared on this day is Thandai. An exotic mix of spices, nuts and full fat milk go into the making of this cooling summer drink. Prepared during the hot summer months, this spiced milk mixture not only has many healthy benefits but also has a cooling effect on the body.