Participants partake in a mock coup d'etat that culminates with one of the world's largest food fights when everyone takes to the streets with flour and eggs.

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For example, Justice Sonia Sotomayor said if a new way was found to extract the ingredients of a cookie, a company still wouldn't be able to patent flour, eggs or salt.

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Then she breaded it in flour, eggs and breadcrumbs.

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"I can't imagine getting a patent simply on the basic items of salt, flour and eggs, simply because I've created a new use or a new product from those ingredients, " she said.

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On weekday mornings, simplicity is the greatest virtue: Stir together milk, eggs, flour, butter, baking powder and maybe a sprinkle of sugar.

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In previous years there was evidence of eggs, spaghetti sauce, yoghurt and flour being thrown at windows.

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