Few restaurateurs have made as refined an imprint on New York’s dining scene as Drew Nieporent. In 1985 he put Tribeca—then a bleak neighborhood—on the culinary map with Montrachet, which after a long, fabled run morphed into the ambitious Corton. Now the hallowed dining room is home to Bâtard (batard?tribeca.com), a collaboration between Nieporent; Daniel Boulud’s longtime maître d’, John Winter­man; and the Austrian chef Marcus Glocker, a Gordon Ramsay alum. The results are no less exquisite. At the petite b…