Lille Allen/Eater Whether you’re a vegetarian or want to diversify your protein sources, these cookbooks make strong arguments in favor of the magical legume Like tinned fish, beans have gotten a glow-up in the past few years, going from a taken-for-granted pantry staple to an ingredient of borderline-fetishistic renown. There have been many arguments in favor of eating more beans — namely, their affordability relative to other protein sources, their environmental benefits, and their wholesome nutritional breakdown. Still, there’s room for persuasion: As the writer Bee Wilson recently asked in the New York Times, “[H]ow can millions of people divert…