Dehydrating whole meals, as opposed to individual ingredients dehydrated in bulk, is a popular practice among survivalists and outdoorsmen alike, for good reason.
You can pack up several individual meals all at once, and have a complete, balanced meal ready to eat and rehydrate.
This video, made for the purpose of backpacking or camping, but easily applicable to survival prep as well, is an excellent overview of the whole process of dehydrating meals.
He makes several dehydrated meals as an example, as well as provides an easy-to-follow set of instructions that you can use to apply to virtually any meal. This is a great way to store up meals for your bug out bag, survival stash, or your next camping trip. Enjoy!