The truth about your food.

According to the government, the majority of fat we eat comes from food bought outside the home; this programme looks at the calorific content of some of Britain's best-loved restaurant foods. A group of kids go undercover in some of Britain's favourite restaurants, undercover cameras follow a family who swear they eat within the recommended daily amount of calories and myths such as low metabolism, genetics and thyroid problems as causes of obesity are exploded.