It includes the craftsmanship and production of traditional receptacles for the transport, preservation and consumption of food, including ceramic plates and glasses.

UNESCO: Mediterranean diet

"There are a lot of products out there that use tricky wording so you believe it's whole grain when it's not, " says Cynthia Harriman, director of food and nutrition strategies at the Whole Grains Council, a subsidiary of the nonprofit food advocacy group Oldways Preservation Trust.

CNN: Don't be afraid of the dark -- whole grains explained