Crumpets back on menu at Warburtons after CO2 shortage

Production resumes at firm’s two affected bakeries as it receives carbon dioxide supplyCrumpets are back on the menu at Warburtons after it restarted manufacturing at two factories hit by a shortage of carbon dioxide, which has affected food and drink production across the UK.Warburtons was last week forced to suspend crumpet production at two of its four bakeries – in Enfield, north London, and Burnley in Lancashire – because it did not have enough gas for use in packaging des