Instructions:Would appear you can print multiple vouchers for several people from the details below. Enjoy. I had to put in the £1 amount but obviously the value of the voucher changes depending on what you order.
From the web page...
We can't resist the impulse to eat out when summer comes round. For us, sourcing the right fresh ingredients and turning them into great Italian food is what it's all about, and right now, Zizzi are offering you the chance to enjoy it for less.
From June 1st to July 11th, you can order an Italian Classic* main meal at Zizzi and get another one for only £1.
*Italian Classics are any pizza, pasta, calzone or risotto, including our Rustica pizzas.
Offer excludes dishes from the 'Carne e Pesce section, set Lunch menu, Bambini menu and Takeaway menu. Offer not available in conjunction with any other offer. This voucher is valid for a maximum of 2 people, so for larger groups please use more vouchers. Choose any dish from our 'Rustica, Classic Pizza, 'Pasta, Al Forno, Risotto, 'Insalate' or 'Specials' sections and get another dish for just £1. The cheaper dish will be charged at £1. Valid Sunday to Thursday from 1st June 2010 to 11th July 2010. Please present this voucher to your waiter or waitress when asking for the bill. Photocopies or electronic vouchers on mobile telecoms will not be accepted. Redeemable in all Zizzi restaurants. Promoter: Zizzi, 5th Floor, 2 Balcombe St, London, NW1 6NW.