Line 8x4-inch loaf pan with foil. With back of spoon, evenly spread sherbet to line bottom and 2 inches up sides of foil-lined pan. Cover; freeze until firm, about 1 hour.
Soften ice milk; stir in candied fruits. Spoon into sherbet-lined pan, spreading evenly. Freeze 8 hours or overnight until firm. Invert onto chilled platter; remove foil. Let stand 10 minutes before slicing.