1 box confectioners' sugar, sifted in 1 1/2 quart bowl
1/4 tsp. salt
1/3 c. milk
1/2 stick butter (1/4 c.)

Cook 2 minutes or until butter is melted. Stir vigorously until smooth. Add 1 cup peanut butter. Stir well. Pour quickly into a 10 x 6 x 2 inch buttered dish. Sets up quickly.