Peanut Butter Creme Fudge

1/2 cup butter

1 lg. can evaporated milk

4 c. sugar

7 oz. jar marshmallow creme

12 oz. jar peanut butter (1-1/4 c.)

Combine butter, milk and sugar in a heavy saucepan. Bring to soft ball stage; stirring frequently. When soft ball stage is reached, remove from heat and add marshmallow creme and peanut butter. Cool; stir occasionally as it cools, then beat until creamy and thick. Pour into buttered 13x9x2 pan Let set until cold and firm.