Easy Microwave Chocolate Fudge
["1 lb. powdered sugar, sifted", "1/2 c. cocoa", "1/4 c. milk", "1/2 c. butter or margarine", "1 Tbsp. vanilla", "1/2 c. chopped nuts (optional)"]
["Blend powdered sugar and cocoa in microwavable mixing bowl. Add milk and butter. Do Not Stir. Cook 2 minutes on High and stir ingredients to blend. Add vanilla and nuts; mix well. Pour into buttered dish. Freeze 20 minutes or chill in the refrigerator 1 hour. Cut into squares."]
["powdered sugar", "cocoa", "milk", "butter", "vanilla", "nuts"]