Hollow out lime halves, leaving rinds intact.
Stir together orange juice and yogurt.
Process berries in a blender or food processor until smooth, stopping to scrape down sides. Stir into juice mixture.
Spoon mixture into lime rinds. Sprinkle with semisweet chocolate mini morsels, and freeze 8 hours. Cut frozen lime halves in half with a bread knife to make wedges.