"When it's at home" is a Britishism meaning "basically": http://en.wiktionary.org/wiki/when_its_at_home http://en.wiktionary.org/wiki/when_its_at_home. We use

"When it's at home" is a Britishism meaning "basically": http://en.wiktionary.org/wiki/when_its_at_home http://en.wiktionary.org/wiki/when_its_at_home. We use "easy as pie" in the UK too, although it's probably an American import. (EDIT: almost certainly 19th century American. Mark Twain used similar phrases http://www.phrases.org.uk/meanings/as-easy-as-pie.html http://www.phrases.org.uk/meanings/as-easy-as-pie.html) I think maybe my accent has a much harder Z than they were anticipating.