The American Beech Tree´s (Fagus Grandifolia) nuts when taken out of the husks, roasted until dark and brittle, then ground, will make a fine coffee.
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Chicory coffee - (Cichorium intybus) remember that blue flower with almost leafless stalks that grow just about everywhere there´s a road.
They look like daisy´s, but their petals are blue and squared off at the ends.