Dole Hearts of Romaine are being recalled after one bag tested positive for listeria during a random check by the FDA.
The salads were sold in nine states, including Pennsylvania and Maryland.
The recalled bags have a product code of 0540N165112A or B, with Use-by date of June 26 and a UPC code of UPC 7143000956.
If you have one of the bags you should throw it away.