Open wide for fillings

A study has concluded some 1.8 million school children eat packed lunches. Many food manufacturers have introduced new products to particularly appeal to the lunchbox market. Parents often buy items following constant requests from their children. Advertising of novelty products helps to increase sales. Many products, for lunchboxes, are sold in multipacks allowing the purchase of sufficient items for a whole week. The daily expenditure on food for lunchboxes is not usually more than the cost of a school dinner therefore individual items are priced below 50 pence sterling.
I've got Frubes, Wotsits and these new spiral Cheestrings. What you got in yours?' 'Mum's given me Iced Gems, Yogz and McVitie's Mini Chocolate biscuits. I've told her I want [...]