TheFork users who ate in Sannois have said really good things about L’Oste, Fratelli d'Italia and Accattone. Maybe you should give them a try!
Some of the more popular Pizzeria restaurants that offer vegetarian options on their menu in Sannois according to TheFork users include:
L’Oste, with a 8.1 rating
Fratelli d'Italia, with a 8.2 rating
Accattone, with a 8.6 rating