I just wanted a biscuit! Caramel biscuits, hazelnut shortbread, every one a disappointment. Maybe I’m to blame here. Maybe attaining the perfect coffee biscuit was just too lofty a goal. Or maybe, I just need something simpler, something, like Amaretti. The archetypal coffee biscuit. Conceived, according to legend, in village of Saranno, up in the …