To know Kelsey Calamine — cough, Father Kels — is to become an immediate disciple of taste. Whether you’re a devout follower of her food diaries or obsessively saving her fashion and beauty lewks, Kelsey’s favorite things set the tone for the season ahead. And that, of course, is fatherhood.

But here’s the thing: Kelsey isn’t just about trends. Think comfort food that hits harder than any health hack, guilty-pleasure media with zero shame, and beauty...