Food Unwrapped

Instant Cappuccino, Tinned Tomatoes, Panettone (18x5)

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Helen Lawal heads to one of the world's biggest coffee factories to find out how instant cappuccinos get their froth, while Matt Tebbutt is in Naples to discover why most tinned tomatoes come from Italy. Kate Quilton goes on a panettone odyssey across Europe to learn why the sweet bread lasts so long.