Apparently this was popular, due to necessity, during WW2. Just gather acrons, remove the hard outer shell, cut into little bits, roast, and then grind. It's supposed to be very tasty. I might have to give this a shot next time in the bush.
Here's a vid -
[video=youtube;07RzUapMq24]http://www.youtube.com/watch?v=07RzUapMq24[/video]
Here's a vid -
[video=youtube;07RzUapMq24]http://www.youtube.com/watch?v=07RzUapMq24[/video]
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