WhiteWave Foods is voluntarily recalling packages of Horizon Cheddar Sandwich Crackers due to undeclared peanuts. The product comes in 7.5 oz packages with a best before date of May 17, 2015, and was shipped throughout the US, including California. There have been no reports of illness associated with this product, and consumers who may have purchased the crackers are encouraged to return them to the place of purchase for a full refund or exchange.