I think OP is referring to this https://www.thebellrock.co.uk/lunch-buffet https://www.thebellrock.co.uk/lunch-buffet which does appear to be a fish-n-chip buff

I think OP is referring to this https://www.thebellrock.co.uk/lunch-buffet https://www.thebellrock.co.uk/lunch-buffet which does appear to be a fish-n-chip buffet of sorts (amongst other things) which has been in various tabloid newspapers in the last month or so.