With the context of your example, In our case we show all kinds of food by default. The user has the choice of choosing familiar food types. If it's available

With the context of your example, In our case we show all kinds of food by default. The user has the choice of choosing familiar food types. If it's available it will be shown first, if not it again goes back to default mode. User preference still get's priority, but given a chance to try something new; we don't see much hesitation.