Cookbook author Diana Kennedy at home in Zitacuaro, Mexico in November 1995.

MEXICO CITY — Diana Kennedy, a tart-tongued British foodstuff author devoted to Mexican cuisine, died Sunday. She was 99.

Kennedy expended significantly of her life studying and preserving the standard cooking and substances of her adopted property, a mission that even in her 80s experienced her driving hundreds of miles throughout her adopted region in a rattling truck as she searched distant villages for elusive recipes.

Her virtually dozen cookbooks, such as “Oaxaca al Gusto,” which gained the 2011 James Beard Award for cookbook of the yr, mirror a life span of groundbreaking culinary contributions and her effort and hard work to acquire vanishing culinary traditions, a mission that started long ahead of the relaxation of the culinary entire world was supplying Mexican cooking the respect she felt it was thanks.

Her lengthy-time friend Concepción Guadalupe Garza Rodríguez claimed that Kennedy died peacefully shortly in advance of dawn Sunday at her household in Zitacuaro, about 100 miles west of Mexico City.