Pecan pie is a pie of pecan nuts mixed with a filling of eggs, butter, and sugar. Variations may include white or brown sugar, cane syrup, sugar syrup, molasses, maple syrup, or honey. It is popularly served at holiday meals in the United States and is considered a specialty of Southern U.S. origin. – Wikipedia
A round brown hard-shelled nut that is the edible fruit of the hazel.