A federal judge has ruled that J.M. Smucker can proceed with a lawsuit against Trader Joe’s over frozen sandwiches that Smucker claims are too similar to its Uncrustables. ↧ Smucker’s lawsuit against Trader Joe’s over frozen PB&J can pro... Smucker is seeking restitution from Trader Joe’s. It also wants a judge to require Trader Joe’s to deliver all products and packaging to Smucker to be destroyed.