Cabin Crackers are made from flour, water, and sometimes salt. It’s long lasting ability was used for sustenance in the absence of perishable foods, commonly during long sea voyages, land migrations, and military campaigns.
Because it is hard and dry, it survives rough handling and temperature extremes. To soften, it is often dunked in coffee, or some other liquid, or cooked into a skillet meal.
Enjoy the traditional way of eating cabin crackers by dunking biscuits in hot tea with a teaspoonful of butter, while you are still doing some other work until you realize your meal is ready to be served. Once soaked in tea, the taste is even better.