Drummondville,Quebec,Canada-July 12,2013:Costco Wholesale storefront in Drummondville at dusk.Costco Wholesale operates an international chain of membership warehouses, carrying brand name merchandise at substantially lower prices.

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Amanda Greenwood

By Amanda Greenwood

Associate News Editor

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American Nuts, LLC, in cooperation with the Food and Drug Administration (FDA), has initiated a voluntary recall of Hawaiian Macadamia Nut Co. Baking Nuts, advising customers to “not consume” any nuts from the affected lot due to the risk of Salmonella contamination.

What To Know

According to a letter sent by American Nuts to Costco members on December 5, the affected product, which could be contaminated with Salmonella, is a 20-ounce package, item #1840464, with lot code 307HMNC25L3, which was sold at the Costco Hawaii Kai warehouse between November 29 and December 4, 2025.

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Costco Wholesale storefront in Drummondville, Quebec, Canada, in 2013.

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Customers are advised to check product packaging for the specified lot code, and if they have an affected package, not to eat the product and return it to Costco for a full refund.

For further information or support, consumers are advised to contact American Nuts, LLC at (818) 364-8855 (Monday to Friday, 8 a.m. to 5 p.m. Pacific) or email admin@americannuts.com.

Symptoms of Salmonella infection include diarrhea, fever, abdominal cramps, nausea, vomiting, and headache. While most people recover without treatment in about a week, children under five, the elderly, and people with weakened immune systems face a higher risk of severe complications.

This recall is the latest in a series of product recalls affecting Costco members in recent months. According to the Costco recall page, other recent recalls include:

Consumers are encouraged to consult the Costco Recalls Page for the most up-to-date information and check whether products they have purchased were affected.

What People Are Saying

In the letter to Costco members, American Nuts LLC said: “Costco records indicate that you, or one of your add-on members, have purchased item #1840464 Hawaiian Macadamia Nut Co. Baking Nuts 20oz between November 29, 2025 & December 4, 2025, at the Hawaii Kai warehouse…Do not consume any nuts that may be part of the recall, and return the product to your local Costco for a full refund.”

What Happens Next

For continued updates, consumers should monitor the official Costco recalls page and FDA announcements. Members with concerns about purchased items are encouraged to check product lot codes and contact retailers promptly for assistance and refund details.

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