Is Greggs the last bastion of a cheap sausage roll?

I spent an entire day popping into bakeries, cafes and more to find out how much they charge for a sausage roll (Picture: Justin Griffith-Williams)

Pasties, pies and Wellingtons were staring back at Robbie Knox at the bakery in Balham, south London. Then he saw it.

A sausage roll. But then Robbie, a 48-year-old writer and YouTuber, saw the price…. a whopping £3.50.

‘This was 2010, and I remember thinking it was outrageous,’Robbie told Metro, ‘but then eating it, it was one of...