Chez Lenard's Sidewalk Café serves extravagantly topped hot dogs to its customers. Well-known…More regionally, this is where to go if you are looking for a hot dog with caraway seeded sauerkraut, French Dijon mustard and cheese fondue (flavored with white wine and kirsch).</p> <p>Founded by Lenard Des Leskinskisian 1978, the business changed hands several times before passing on to the present owner Mark Principi, who has owned it since March 2007. Chez Lenard also offers catering services.</p>