BON APPETIT INGREDIENTS Beans: 1 pound fresh shelled beans (such as Calypso, Cranberry, or Jacob’s Cattle) ¼ celery root (celeriac), peeled, cut into large pieces 2 large carrots, peeled, halved crosswise 1 large leek, split lengthwise 2 shallots, peeled 2 garlic cloves, smashed 2 bay leaves 2 spr