A bowl of hummus
A bowl of hummus Photo by Dreamstime
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Some seven tons (7,000 kilos) of hummus have been recalled by a manufacturer in the U.S. due to a possible risk that they contain listeria.

The voluntary recall was announced by food manufacturer Lansal, which operates as Hot Mama's Foods, after Texas health officials discovered possible contamination, USA Today reported.

The company's products are sold at nation-wide supermarkets, including Trader Joes, Target and Giant Eagle.

The listeria monocytogenes bacteria that is spread through eating contaminated food. It can cause serious infection and even death, primarily in young children, the elderly and people with compromised immune systems.

Approximately 1,600 instances of listeria poisoning and 260 deaths — a 16 percent mortality rate – are reported every year in the U.S., according to the Centers For Disease and Prevention.

No illness has been reported from the hummus products.

Consumers who have purchased hummus products on the recall list can return it to the place of purchase for a full refund, according to a release from the Food and Drug Administration.

The past week has seen a number of food product recalls in the U.S. There have been seven confirmed and three likely cases of E. coli infection, linked to raw clover sprouts, and some bulk and packaged walnuts sold to retailers in Missouri and Illinois have been recalled.