Milk Chocolate Frosting
["1 (12 oz.) pkg. milk chocolate pieces", "1/2 c. butter, at room temperature, cut into pieces (1/2 stick)"]
["Place chocolate in a microwave-safe container.", "Microwave at 100% for 2 1/2 to 3 minutes or until melted, stirring halfway through cooking.", "Stir in butter until smooth.", "Spread over cookies or cookie bars."]
["milk chocolate", "butter"]