J.M. Smucker is suing Trader Joe's over trademark infringement, accusing the company of copying its pre-made Uncrustables peanut-butter and jelly sandwiches. WSJ’s Jesse Newman explores the battle over PB&Js is part of a broader anxiety for Big Food over the rise of private-label products. Ryan Knutson hosts.

Further Listening:- Food Fight: PepsiCo vs. Carrefour- Kraft Heinz’s Big BreakupSign up for WSJ’s free What’s News newsletter.

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