The Colonel's secret is out!

A Long Island KFC devotee who ditched his Wall Street job in a quest to unravel the food court's best-kept secret believes he's finally figured out Colonel Sanders' 11 herbs and spices.

And now he's gotten a major book house to publish the recipe.

Ron Douglas spent years experimenting with different techniques in an attempt to reproduce KFC's Original Recipe.

At one point, he said, he grew so desperate that he tried to bribe a cook at the chain.

"[He] wouldn't tell me," Douglas said with a laugh.

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