His riff on a classic creamy gratin substitutes a nutty celery root for potato. Serve with baby artichokes. From our morning news briefing to a weekly Good News Newsletter, get the best of The ...

Heat the butter until dark brown in a skillet, then add the spinach. Break up with a fork, and sauté until just heated. Reheat the artichokes in their liquid, and drain. Arrange them in a gratin dish, ...