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Bakeries at odds over 'duffins' and 'cronuts'

10 October 2013 Last updated at 07:57 BST

A small London cafe, Bea's of Bloomsbury, is taking on coffee giant Starbucks over the ownership of the concept of the "duffin", a cross between a doughnut and a muffin.

The row follows the success of another hybrid, a cross between a croissant and a doughnut, which can only legally be called a "cronut" in the New York bakery where it was created.

Tim Muffett reports.

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