[Mycroft cleared his throat, because ... well. Unlike Sherlock, he didn't like to speak of how his mind worked. Not that people would be able to copy his way of thinking - heaven forfend. It was just ... unusual.]

I ... choose what I like, and then I go through the menu and choose everything I like after that, or what I would mix with other things. It keeps my mind busy, while I wait for the other person to decide.