Offer is valid Monday to Thursday for dinner only until 30th November 2017. Offer is valid for customers who are seated between 5.00pm to 6.00pm and 8.30pm onwards. Offer is not valid during Valentine’s Day, Bank Holidays and School Half-Term Holidays. To redeem the offer please either book online 24hrs in advance on www.cosmo-restaurants.co.uk/locations/Derby quoting ‘3 for 2’. Or ‘Like Us’ on COSMO Derby Facebook and click http://woobox.com/js7nou to download your free voucher. Offer only valid with bookings made for a minimum of 3 people, two of whom must be full paying adults. Offer is for food only and excludes drinks. Cannot be used in conjunction with any other offer. This offer is subject to availability and COSMO Restaurants reserve the right to withdraw or alter this offer at any time without prior notice. Offer is valid at COSMO Derby only. Offer expires September 17, 2017.