Church’s has not responded to the letter, KFC said. 3 KFC said that the Atlanta-based Church’s began using “Original Recipe” in its marketing in late September.

As for the original recipe in question, "That combination of 11 herbs and spices is one of the most well-known, iconic trade secrets in the food industry," according to the complaint.

KFC became aware of Church's use of the phrase toward the end of September, and objected in a letter it sent to the Atlanta-based chicken chain the following month, according to the suit.

Yum! Brands' KFC told a Texas federal court on Tuesday that it would end its lawsuit over rival fast-food chain Church's Texas Chicken's use of its trademarked phrase "Original Recipe" in advertising.

Last week, KFC accused Church’s Texas Chicken of violating its trademark rights when its fried chicken competitor began using the words “Original Recipe” in its advertising and promotions.

KFC is asking the court to order Church’s to stop using the phrase, eliminate all existing ads that use it and for unspecified damages, including attorney’s fees.

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Last week, KFC accused Church’s Texas Chicken of violating its trademark rights when its fried chicken competitor began using the words “Original Recipe” in its advertising and promotions.

KFC takes legal action against Church's Texas Chicken for allegedly stealing their trademarked 'Original Recipe' phrase. Read more.

Brands' KFC has sued Church's Texas Chicken in federal court, accusing the rival fast-food chain of violating its trademark rights in the phrase "Original Recipe." Skip to main content.