Which item contains the most salt?
3 January 2013 Last updated at 07:44 GMT
Despite awareness campaigns, better education and more comprehensive labelling it seems many people are still unclear about the nutritional values of the foods they chose to eat.
Research for the Department of Health suggests that more that 50% of people in England are not aware of the fat, sugar and salt content of many popular dishes.
BBC Breakfast's Graham Satchell took to the streets to put some members of the public to the test.