Some people are born to rock ’n’ roll. Others are born to ride. I was born to put mashed potatoes on pizza. I’ve done it so many ways I can’t even remember them all, but this was my favorite. Mashed potatoes, carrots, peas, and plenty of savory herbs make an unusually hearty cross between shepherd’s pie and pizza. Recipe contributed by Natalie Slater, from Bake and Destroy: Good Food for Bad Vegans; photo by Celine Steen. Reprinted by permission of Page Street Publishing © 2013.