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EASY PEANUT BUTTER PIE

1 cup smooth peanut butter
1 (8 ounce) package cream cheese, softened
1 cup sugar
1 (8 ounce) container Cool Whip, thawed
2 tablespoons softened butter
1 tablespoon vanilla extract
1 (9 ounce) pie crust (chocolate or graham cracker)
Reeses peanut butter cups (optional, for garnish)

Blend first 6 ingredients until smooth. Pour in pie crust. Refrigerate overnight or until chilled thoroughly.

Garnish with peanut butter cups if desired.

Makes one pie, 8 Servings