Holi celebrations are incomplete without a glass of thandai. It is embedded in the tradition of holi. This milk based thirst-quencher is tasty and cooling and perfect mood setter for playing colours. So let us get ready for a holi party with an easy to make recipe of thandai with a twist. It's a mousse!!! mousse is a sweetened dessert with whipped cream as a base, often stabilised with china grass and chilled in a mould.