"But the icing!" said Sister aloud. "There"s no ICING! I s"pose Molly didn"t have time." If Sister had stopped to think, she would have remembered that all the birthday cakes Molly made--and she made seven every year for the Morrisons, and one for Grandmother Hastings--were always iced with pink or white or chocolate icing. But, you see, she didn"t stop to think, and when she discovered a bowl of lovely creamy white stuff on the small table between the windows, this small girl decided that she would ice the cake and save Molly the trouble. There was a little film of water over the top of the bowl, but Sister took a wooden spoon and stirred it carefully, and the water mixed nicely with the white stuff, so that she had a bowl filled with the smoothest, whitest "icing" any cook could ask for. "I"ll get a silver knife to spread it with," said Sister, who had often watched Molly, and knew what to do. She brought the knife........