Beware bistros which have been written about so much you eat with Americans and Japanese and the French owners slip you inferior food.  Not the case here, where at least with the specials you get a good deal and friendly service.  Close to Bon Marche.  LG

Address:
Au Petit Lutetia
Map it!
107 rue de Sèvres
Paris, France 75006
Tel: 01 45 48 33 53