Slow Food Festival The best of local, clean, fair food will be on the menu when Derry City and Strabane District Council welcomes the return of the Slow Food Festival on the 29th & 30th September in Guildhall Square. Slow Food is a global, grassroots organisation that promotes true enjoyment of good food with the commitment to community and the environment – this FREE major two-day celebration showcases the best of local, clean, fair food from across the North West. The Festival features a Slow Food Harvest Market, talks & demos, tours and tastings, street food, family fun and much more! The Festival is supported by the Department of Agriculture, Environment and Rural Affairs (DAERA), Northern Ireland Regional Food Programme with assistance from Slow Food NI. Download our full programme here.