Peanut Butter Fudge

1/2 C butter or margarine

1 lb. Colonial light golden brown sugar

1/2 C milk

3/4 C smooth or crunchy peanut butter

1 t vanilla extract

1 lb. Colonial confectioners sugar

In medium saucepan, melt butter; stir in brown sugar and milk. Bring to a boil; boil and stir 2 minutes. Remove from heat; stir in peanut butter and vanilla. Mix in confectioners sugar; beat until smooth. Spread into buttered 9 inch square baking pan. Chill until firm. Cut into squares.