"From plate to pixel" is the title of Helen du Jardin's excellent book on food photography. It takes the reader through buying a camera and lenses suitable for taking photographs of food, to styling and shooting great images.
Read MoreIntroduction to food blogging and photography - a Guardian Masterclass
I am sitting in room 1.1 at the head office of the Guardian Newspaper, London awaiting 10 students. I know one is called Emily and she has told me she is a journalist and has a young child who has both Type 1 diabetes and coeliac disease.
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