Some iced coffees being sold on the high street contain as many calories as a hot dinner, a cancer charity warns. The chief offender had 561 calories, others contained more than 450, and the majority had in excess of 200. It is the combination of sugar, full-fat milk and cream which appear to push some of the cool coffees into the upper echelons of the calorie scale. The World Cancer Research Fund, which identified the drinks' calories, noted healthier versions were available. The "venti" or largest version of Starbucks' Dark Berry Mocha Frappuchino - a limited offer for the summer...