brachot 41

there is to be a measured considered approach to the order in which we eat our food.

and

food gives us measurements to order and place parameters on the stuff of impurity, forbidden actions, and death.

(discussion about the order in which food is to be eaten. the order follows the verse in Deut 8:8. the verse is also used as the Torah basis for various measurements. for english translation of this talmud page see here)