Smucker's Claims Trader Joe's Copied Its Crustless, Billion Dollar Peanut Butter and Jelly Sandwich Smucker’s is suing Trader Joe’s, claiming that a knockoff version of Uncrustables is eating their lunch. Previous Article The Biggest Consumer Goods Giant in the World Is Laying Off Thousands of Workers: 'The World Is Changing' Next Article This Nurse With 'No Business Background' Started a Side Hustle on Instagram. Now It's a Multimillion-Dollar Brand.