halfgaar wrote:It states that human brains started to gain size and energy consumption when we began cooking our food. The increased availability to the energy contained in the food by cooking them started the cognitive evolution.
Or did we start cooking, because we got smarter?
![Razz :P](./images/smilies/icon_razz.gif)
(Correlation is not causation)
But anyway, it only applies to vegetables. Many vegetables are poisonous, or unable to be digested well if raw. However with meat and fruit, cooking it lowers the amount of energy (but increases the density of energy, by driving off water).