Broadcast journalist Kate Quilton travels to Swaziland to find out how they get tinned grapefruit so perfect. In Finland, chef Matt Tebbutt discovers exactly what the bacteria are in Probiotics.
A look at Dairy Ice Cream, which has to contain dairy products, and others which can contain any fat from any source. It also looks at the difference between smoking food with actual smoke and other foods which are termed smoked flavored.