Kate Middleton's red polka dot and petal print dress

Kensington Palace Tweeted THIS photo of the Duke and Duchess of Cambridge while they were cooking with Mary Berry on A Berry Royal Christmas.

The Duchess is wearing the Alessandra Rich Printed Silk Crepe De Chine Midi Dress with a larger neck tie bow. Buy it here: MATCHES FASHION, MODA OPERANDI, and NET-A-PORTER

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