Who's hungry for a hundred-year-old biscuit?!
A century ago, a World War One soldier was issued this primitive incarnation of today’s energy bar. Called "hardtack", the biscuit made of flour and water had to be soaked in hot liquid (coffee or tea) to soften it up – hence nicknames like "molar breakers" and "tooth dullers."
“You couldn’t even bite this,” says Anthony Worman, RAM's curator of...
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