Going down in the Subway

Probably an unintended marketing consequence, but hearing a burly builder asking for a 'six inch Italian' brought on a fit of the fnaar fnarrs while I was queuing in a well-known sandwich outlet yesterday.

And or, that is the question

Walking through Wakefield this morning, I came across this sign which made me wonder what they were trying to achieve: a healthier option or double frying to give that genuine myocardial infarction feeling with every meal. If the former, then it has to be Or not +; if the latter, why not go the whole cow and bung in the lard as well?