$20 frozen yogurt? Protein-packed dessert craze has customers lining up

Americans looking to satisfy a sweet tooth without abandoning their health goals are increasingly willing to spend as much as $20 on protein-packed frozen yogurt topped with premium ingredients ranging from pistachio cream to olive oil. Greek frozen yogurt, which generally contains more protein than regular frozen yogurt, is one variety of the dessert experiencing a surge in popularity, The Wall Street Journal reported. The newest fro-yo craze also involves upscale toppings, luxe presentations a