EDIT: A kiwi once asked me "what do you do for a biscuit?" for which I required the translation: "and what might your area of expertise be?"
PS: I would ask: "What kind of biscuits? Do they have low glycemic and high satiety indexes?"
EDIT: A kiwi once asked me "what do you do for a biscuit?" for which I required the translation: "and what might your area of expertise be?"