"Some people say cooking's not very much different than Potions, but they're idiots." He was very good at only one of those things. "Survival is an admirable skill, even if you haven't time to turn it into a hobby. There were a few years I lived on take-away, but I've been lucky." He did actually admire self-sufficiency. It was the logical result of common sense and a fair measure of intelligence. "Did your mother teach you?" he asked after a moment, picking up his glass again, genuinely curious. Like with anything else he was interested in, the need for as much information as possible was threatening to overcome his usual reticence.