You can book via their website

Posted by Takemetobali on Thursday, 25. July 2013 at 18:21 Bali Time:

In Reply to: Booking at mozzarella by sea?? posted by MsBenji on Thursday, 25. July 2013 at 18:11 Bali Time:

http://www.mozzarella-resto.com/reservation

They usually get back to you via email within 24 hours