In a medium bowl, mix together the peanut butter, powdered sugar, cream cheese, heavy cream, vanilla, cinnamon, nutmeg, and ginger until smooth and creamy.
Spread the mixture into the prepared pie crust.
Bake for 25-30 minutes, or until the edges are golden brown and the center is set.
Remove from oven and let cool completely before serving.
Garnish with whipped cream, if desired.
Interesting Facts
Peanut butter pie is an old-fashioned dessert, believed to have originated in the South.
It is a popular choice for summer cookouts and holiday celebrations.
Peanut butter pie is very versatile and can be made with different crusts, such as a graham cracker or Oreo crust.
It can also be topped with various garnishes, such as chocolate sauce, caramel sauce, or fresh fruit.