The Salt What's On Your Plate

Sister Elizabeth feeding Yoda, a water buffalo calf at the ranch. The nuns bought the buffalo to make mozzarella. Sonja Salzburg/for Harvest Public Media hide caption

itoggle caption Sonja Salzburg/for Harvest Public Media

The rellenong manok at La Cocina de Tita Moning, a restaurant in Manila. Chef Suzette Monitnola uses a traditional recipe from the 1930s that belonged to her grandmother. Aurora Almendral for NPR hide caption

itoggle caption Aurora Almendral for NPR

Megan Walhood loves the unique toasty potato flavor of lefse. "There's something so comforting about soft, starchy things," she says. Deena Prichep for NPR hide caption

itoggle caption Deena Prichep for NPR

An unmanned aerial vehicle films vineyards in France. Drones like this one are also being used in Califiornia, as part of a broader "precision farming" movement designed to lower greenhouse gas emissions. Sami Sarkis/Ocean/Corbis hide caption

itoggle caption Sami Sarkis/Ocean/Corbis

The author, Dr. Gavin Francis, arrived at Halley base on Christmas Eve 2002, at the height of the Antarctic midsummer, when 24-hour sunlight illuminates the vast swathes of empty ice. Courtesy of Gavin Francis hide caption

itoggle caption Courtesy of Gavin Francis

Panamanian tamales stuffed with chicken and wrapped in bijao leaves — one of hundreds of interpretations of the dish found throughout Latin America. iStockphoto hide caption

itoggle caption iStockphoto

Sugar, coffee, fruit juice for babies, oil and salt inside a market subsidized by the government in Havana on July 11, 2013. Enrique De La Osa/Reuters/Landov hide caption

itoggle caption Enrique De La Osa/Reuters/Landov

A customer picks up a block of butter at a food store in Tokyo on Nov. 10. Japanese shoppers are up in arms over a serious butter shortage that has forced Tokyo to resort to emergency imports, as some grocers limit sales to one block per customer. Yoshikazu Tsuno/AFP/Getty Images hide caption

itoggle caption Yoshikazu Tsuno/AFP/Getty Images

In Jerusalem, Syrian Orthodox Christian Nadia Ishaq prepares her burbara porridge with boiled what kernels, raisins, dried plums and dried apricots, topped with ground coconut in the shape of a cross. The holiday honors St. Barbara, an early convert to Christianity whose story is echoed in the Rapunzel tale. Daniella Cheslow for NPR hide caption

itoggle caption Daniella Cheslow for NPR

A woman prepares a Japanese Christmas cake at the Patisserie Akira Cake shop on Dec. 23, 2011. The sponge cake is drenched in symbolic meaning. Buddhika Weerasinghe/Getty Images hide caption

itoggle caption Buddhika Weerasinghe/Getty Images