Why did a roast pig dinner have to be kept a secret?

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There, in a hilltop farmhouse kitchen, I helped her ready a pork rib roast for a dinner party.

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Bond cooked dinner most nights: fried chicken, roast beef, enchiladas.

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For dinner, Milliways provided a traditional fictional feast, featuring a smorgasbord of imaginary delicacies such as roast beast, lembas bread, green eggs and ham and snozzberries with cream.

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