They are making "tea cups to cake stands to everything, 450 pieces in a beautiful raku, " a Japanese-style of pottery, Ms. Foppiani says.

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Inside the shop, all manner of dainty cups, saucers and cake stands sell for a fraction of what they would cost in other parts of London.

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But be warned: With a total of 10 eggs, five-and-a-half sticks of butter, almost two cups of bourbon, and a generous helping of candied fruit, Lane Cake is not for the faint of heart.

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