Texas ice cream maker Blue Bell Creameries has widely expanded a voluntary recall over Listeria concerns, seeking the return of all of its products currently on the market. Blue Bell products are sold in 23 states.

A nationwide recall has been announced for some 30,000 cases of hummus made by the Sabra company, due to possible contamination. The FDA says the recall is voluntary and no illnesses have been reported.

The recall covers several products with a "best by" date of May 11 or May 15 (see details below). The products are predominantly the "Classic" variety of the hummus, in a range of sizes.

The FDA says anyone who has bought the packages should either dispose of them or take them back to retailers for a refund.

Kroger is recalling spinach sold at grocery stores in 15 states due to possible Listeria contamination.

The Fresh Selections Tender Spinach was sold in 10-ounze packages and had a "best if used by" date of Sept. 16. The grocer said Wednesday that if customers did buy the recalled product, they should return it to stores for a full refund or replacement.