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The whoopie pie (alternatively called a gob, black-and-white, bob, or "BFO" for Big Fat Oreo) is an American baked good that may be considered either a cookie, pie, or cake. It is made of two round mound-shaped pieces of chocolate cake, or sometimes pumpkin or gingerbread cake, with a sweet, creamy filling or frosting sandwiched between them.
History
While considered a New England phenomenon and a Pennsylvania Amish tradition, they are increasingly sold throughout the United States. It is thought that the original Whoopie pies may have been made from cake batter leftovers.
The whoopi...