Have you ever had a Lloyd Grossman cooking sauce? The makers of said cooking sauce commissioned a survey that yielded the following information: Britons consume only four staple meals – we cannot be bothered to cook anymore. According to the Guardian newspaper that would suggest we eat one of our favourite meals – that being spaghetti Bolognese – nearly three-thousand times in an average lifetime. Perhaps this says we just don’t like to cook, at least, extravagantly, or that our appetite is less adventurous than we might think. Or maybe …