Prep: 5 minutes; Cook: 6 minutes; Standing time: 5 minutes.
Peel pears; cut in half lengthwise. Use a melon baller or grapefruit spoon to remove core and seeds, creating a hollow.
Place pear halves, with cut sides up, in a glass pie plate. Combine sugar and cinnamon; sprinkle evenly over pears.
Combine cranberries and granola; mound into hollows of the pear halves. Pour the apple juice in and around pear halves. Cover dish loosely with wax paper.
Cook in microwave on HIGH 6-8 minutes or until the pears are tender when pierced with a knife. Let stand in the dish 5 minutes. Use a large slotted spoon to transfer the pears to serving plates.
Drizzle juices from pie plate over pears and serve with frozen yogurt.