Samantha Ellis yearns to eat the nabug fruit that her Iraqi-Jewish parents recall from Baghdad back gardens. Yet when she asks for it in London’s Iraqi shops, she’s met only with blank looks. It took much effort for her to find the English name for the nabug – the Christ’s thorn jujube – and even then she’s unable to source seeds online. Eventually an Iraqi Muslim friend brings her a bag of the fruits. She shares them with her mother, who lights up: “It’s nabug!”. She tells her grandson she hasn’t eaten one in 50 years, and despite wanting a...