(CNN) Apple pie, pumpkin pie, cherry pie, pecan pie, blueberry pie, banana cream pie, peach pie, key lime pie, coconut cream pie, peanut butter pie, crack pie, chocolate cream pie, grasshopper pie ... are you hungry yet?

January 23 is National Pie Day -- not to be confused with National Pi Day, which is on March 14.

Sorry, math lovers. This day is devoted to deliciousness and is more than a slice of pure Americana.

According to the American Pie Council , which is responsible for crowning the best pie in the nation, National Pie Day dates back to the mid-1970s.

The pie itself is believed to have originated around 2000 B.C. during the time of ancient Egyptians. Between 1400 B.C. and 600 B.C. it's believed pie was passed on to the Greeks and then to Rome around 100 B.C. Most of these pies, however, were meat pies and they were more crust than filling.

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