This ritual is called Bur Dakhwa, in which the girls go to the boy’s house to see him or invite him to their house along with the girl’s family. Tradition has it that when the boys go to their house to see the girl
So when a girl brings tea to a boy to see him and if she likes the boy as her life partner, she drops some tea in the tray at the same time which means the girl says yes to the relationship. happens
One such video is viral on social media in which a girl comes and puts a tray of tea in front of a boy and looks at him and then leaves shyly and smiling while spilling some tea.