Hopefully no one minds if I post the info. Figured more might be interested even though not coffee centric. This is the best site I've found. They have recipes on the site, but I also recommend their book for more good recipes. Have been using them for years. Great for scouts.
http://www.trailcooking.com/trail-cooking-101/freezer-bag-cooking-101/
http://www.trailcooking.com/trail-cooking-101/freezer-bag-cooking-101/