By bizn_fun 
The tax was introduced in 2012 and clarified the VAT treatment of hot baked goods.
The move prompted a huge outcry, with critics accusing ministers of waging class warfare against pasty eaters.
Mr Osborne later staged a partial climbdown by exempting products that are left to return to “ambient temperatures” on shelves in bakeries and supermarkets.
In his ruling on the Morrisons dispute, tribunal judge Mark Baldwin said the supermarket had “failed to disclose the heat and grease/fluid retention features of the chicken paper bags”.
He said the firm had also failed to report “the fact that (cool-down rotisserie chickens) were taken off sale after two hours, whilst they were still well above the ambient temperature and were not on a cooling trajectory that meant that they would only be ‘incidentally hot’ when sold”.
A Morrisons spokesman declined to comment on the ruling.