Today on the First 40 Miles, the surest way to lighten your food load is to extract the water from it.  We’ll share our dehydrating successes, some graceful fails and some tips to help you dehydrate your own food.  Then, for the SUMMIT Gear Review, we’ll show you a fun tool to make jerky—and we’ll give you a recipe that will help you pack your favorite Chinese takeout flavor on the trail.