Morning Edition

If you're trying to determine whether the ground chuck you buy in the grocery store contains so-called pink slime, or lean beef trimmings, you won't find it on the ingredient list. "It's not required to be labeled," explains Don Schaffner, a food scientist at Rutgers University.

Transcript

RENEE MONTAGNE, HOST:

Transcript

RENEE MONTAGNE, HOST:

Jiro Ono, 85, owns a small sushi restaurant in a Tokyo subway station. The 10 seats at the sushi bar require reservations months in advance. In the new movie, Jiro Dreams of Sushi, director David Gelb explores the chef's relationships with his sons and the art of sushi-making. Gelb talks to Renee Montagne about Ono's story.

The Department of Agriculture has announced it would give schools the choice to order ground beef that does not contain Pink Slime — otherwise known as lean beef trimmings. But beef trimmings aren't just found in school lunches.