While many vegetarians have to eschew family food traditions in pursuit of a plant-based diet, there is an ever-growing number of us lucky enough to be raised in a vegetarian household and to learn, from childhood, how to cook and eat healthfully in a vegetarian kitchen. So it was for Mary McCartney—daughter of Paul McCartney of the Beatles and the late Linda McCartney, a rock photographer, musician, and animal rights activist who penned several vegetarian cookbooks and created the vegetarian product line Linda McCartney Foods.