"Ancient Scandinavians and their Viking descendants brewed beer from young shoots of Norway spruce, drinking the beer for strength in battle, for fertility and to prevent scurvy on long sea voyages," according to the second edition of the Oxford Encyclopedia of Food and Drink in America. […]
This recipe for spruce beer appeared in the first American cookbook published, American Cookery: Or the Art of Dressing Viands, Fish, Poultry and Vegetables, by Amelia Simmons, published in 1796:
"For brewing Spruce Beer. Take four ounces of hops, let them boil half an hour, in one gallon of water, strain the hop water, then add 16 gallons of warm water, two gallons of molasses, eight ounces of essence of spruce, dissolved in one quart of water, put it in a clean cask, then shake it well together, add half a pint of emptins [baker’s yeast], then let it stand and work one week, if very warm weather less time will do, when it is drawn off to bottle, add one spoonful of molasses to every bottle."