Peanut Butter Fudge
["1/2 c. butter", "1 c. packed brown sugar", "1/4 c. milk", "1 3/4 to 2 c. sifted powdered sugar", "1 c. chopped walnuts"]
["Melt butter; stir in sugar.", "Cook and stir over low heat for 2 minutes.", "Add milk; bring to a boil.", "Cool to room temperature. Beat in powdered sugar until like fudge.", "Stir in nuts; pour in buttered 8 x 8 x 2-inch pan.", "Chill until firm."]
["butter", "brown sugar", "milk", "powdered sugar", "walnuts"]