Why do people cook? | What's cooking? | The Economist - http://www.economist.com/science...
A neurological reason to hate Biscotti! -- "Indeed, the nerves from the taste buds meet in a part of the brain called the amygdala with nerves that convey information on the softness of food. It is only after these two qualities have been compared that the brain assesses how pleasant a mouthful actually is." - Tracy