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Perfect chocolate-caramel Swiss roll recipe by Bake Off's Josh Smalley

By David Stock

The Great British Bake Off‘s Josh Smalley has prepared a science-led chocolate and caramel Swiss roll recipe. Not only is it a perfect crowd-pleaser, it showcases some complex chemistry. From protein foams to carbon dioxide fluff, Smalley takes us on a culinary journey into food. Whoever said chemistry couldn’t be delicious?

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