A maths whizz mum was branded as having 'too much time on her hands' after she mathematically calculated that her Tesco's vegan sarnie had less than 40 percent filling.
Sarah Fox said she nipped to the Tesco's superstore in Rugby, Warwickshire, to grab their plant-based all day breakfast sandwich but when she took a bite out of it, was stopped in her tracks.
The 52-year-old opened it to discover a 'meagre' amount of filling that was clumped in the middle, so the witty mum decided to take matters into her own hands to calculate its exact quantity
