No Bake Peanut Butter Pie

4 ounces cream cheese
3⁄4 cup powdered sugar
1⁄2 cup peanut butter
1⁄2 cup milk
8 ounces cool whip
1 package graham cracker crust (9 inch, can sub oreo cookie crust)

1. Beat together cream cheese and powdered sugar. Mix in peanut butter and milk. Beat until smooth. Fold in whipped topping.

2. Spoon into 9 inch graham cracker pie shells; cover, and freeze until firm.