McDonald's Pursuit of the Perfect French Fry

By shining a spotlight on the food chain, it risks exposing flaws
Tater raters at McDonald's French Fry Evaluation graded three suppliers in a blind taste test Photograph by Daniel Acker/Bloomberg

Barbara Booth wants her french fries to be like “walking on freshly fallen snow.” That’s a rather abstract goal for a fried potato drizzled with salt, but whatever her method, it’s working. McDonald’s serves up 9 million pounds of its “world famous fries” globally each day, and Booth, the company’s director of sensory science, insists taste and consistency are crucial to that number.

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