In some ancient cultures, such as Iberia, acorns were a staple food. American Indians also consumed many of them. Over time, ground acorns have been used as a coffee during coffee shortages, and acorn meal has been used in place of grain flour in recipes.
Acorns are a dietary staple for certain wildlife, including some birds, squirrels, pigs, bears and deer. The large size makes them appealing because they are efficiently consumed, and they are high in nutrients.Learn more about Food Facts