tasty plc reported on thursday a swing to pretax loss on the back of increased costs despite higher revenue the uk restaurant operator reported a pretax loss for the 52 weeks ended dec 25 of 64 million pounds 79 million compared with a profit of gbp115 million a year earlier however revenue rose to gbp440 million from gbp349 million in 2021 the company said that operating loss for the period came in at gbp405 million from an operating profit of gbp36 million a year ago tasty added that performance to date is ahead of the boards expectations but didnt offer any guidance given the level of uncertainty that still exists in the industry and economy in general