And in yoga and foodie circles alike, contemplating the awesome significance of every bite taken — its flavors, its implications, its history — often seems to lead to moral judgments about others.

“It’s been one of my struggles,” said Rick Bayless, the Chicago chef, who has been practicing yoga for 15 years, is not a vegetarian and loves pork. “I think that sometimes the yoga community is a little too austere, and it’s hard to talk about what I do with people who believe in eating just what you need to stay alive.”