Each Suppers meeting has its own purpose and personality.  There are only three non-negotiable principles common to all meetings:   1.  that we all actively practice non-judgment 2.  that we all prepare meals from single, whole, fresh foods with very limited processed food 3.  that we all avoid commercial messages and the promotion of any particular diet, product or service   Beyond that, facilitators create meetings based on their own particular passions, be it teaching people to prepare raw ve …