Originally Posted by Bekologist
I've been on winter expeditions where we required and rationed out 5,000 calories per person per day. To force down that many calories, we were forced to gnaw on sticks of frozen butter. Literally, we ate frozen butter off the stick.
I can believe it. On my randonnees, where I'm on the road 24 hours straight through, and burning 10000+ calories in that time, I will break all the so-called "healthy eating" rules and go for stuff that is high in fat ... because fat is loaded with calories and is a slow-burning fuel.