 Tesco PLC LSE:TSCO, the UKs biggest food retailer, held its full-year profit guidance as it followed rival J Sainsbury PLC LSE:SBRY in reporting strong Christmas sales despite the ongoing cost of living crisis. The FTSE-100 listed group forecast retail adjusted operating profit of between 2.4bn and 2.5bn, retail free cash flow of at least 1.8bn and Bank adjusted operating profit of c. 