Eric sent me the link to this article on Beliefnet
which is a good summary of some of the things going on at churches of various denominations around the country - community gardens, vegetarian options at potlucks, CSA deliveries, concern for the epidemic diabetes among poor parishioners.
Buy I balk at the phrase "diet discipleship". Dear God, please free us from purity codes. It's bad enough that we have all the food taboos in popular culture. Ethical reflection, thoughtful choices - but thou shalt not preach negative apodictic diets!