Almost 10 million pounds of ready-to-eat meat and poultry products have been recalled. Here's what you need to know.

Now, the nationwide recall has expanded to include nearly 12 million pounds of meat and a lengthy list of ready-to-eat meals sold at many of the country's biggest grocery chains, including Walmart, Costco, Trader Joe's, Kroger, and more.

A massive meat recall prompted by listeria concerns is affecting products in some of the most popular grocery stores across the U.S., including Walmart, Publix, Target, Aldi, Amazon, Trader Joe's and more.

Nearly 12 million pounds of ready-to-eat meat and poultry products, sold at stores including Trader Joe's, Amazon, Walmart, Target -- and served at restaurants and schools -- are being recalled over listeria fears.

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Hundreds of store-brand and brand-name products are involved, including burritos, frozen meals, and saladsThe recalled products include packaged foods from these and other brands.By