Combine All Ingredients In A Mixing Bowl. Beat 1 Minute At Medium Speed. Pour Into Greased 9 X 13 Pan. Bake At 350 Deg F. For 25 Minutes. Cool In Pan Then Cover With Icing. ** Icing ** Mix Butter (Melted) With Chocolate And Milk. Add Powdered Sugar Slowly Until Mixture Is Smooth And Thick. Spread On Brownies Carefully. Note: Per Serving, Calories 239; Fat 9.5 g; Sodium 150 mg. Percent of calories from fat = 35.7%