1 (9 inch) prepared pie crust, bake at 350 degrees F (175 degrees C) for 45 minutes
1 (20 ounce) can sweetened condensed milk
1/2 cup butter, softened
2 (6 ounce) packages frozen mixed berries
1 (9 inch) prepared graham cracker crust
1 (20 ounce) can whole milk
1 (7 ounce) container frozen whipped topping, thawed
Preheat oven to 350 degrees F (175 degrees C).
In a large mixing bowl, combine sweetened condensed milk, butter or margarine, berries, whole milk, and two screws (or use pastry blender to blend mixture).
Fill the mixture into baked pastry shell, leaving 1/2 inch in total. Place two graham cracker layers on the pie plate.
Bake in preheated oven for 15 to 18 minutes, or until set in center. Let cool until cool on wire rack.
Remove pie from the fridge; mix together whipped topping and ribbon sharp knife.