Convenience food group Greencore has experienced an eventful few years. The Ireland-based manufacturer was beaten to the acquisition of the UK's Northern Foods. This year, Greencore was caught up in the horsemeat contamination saga that rocked the European food industry. However, the company has continued to expand in the UK and in the US. In part one of the just-food interview, Michelle Russell speaks to chief executive Patrick Coveney about the challenges of operating in a difficult UK market.