E. coli O157:H7 outbreak linked to raw cheddar cheese from California producer

The FDA and CDC are investigating an outbreak of seven cases of E. coli O157:H7 illnesses in three US states.

Outbreak cases have been reported in California (5), Florida (1), and Texas (1).

Four of the seven victims are three years old or younger, and two people have been hospitalized.

No deaths have been reported, and none of the victims have developed hemolytic uremic syndrome (HUS) as of March 14, 2026.

The first two illnesses associated with this outbreak were recorded in September 2025, and the other five in January and February of 2026.

The CDC warns that the number of outbreak illnesses is likely much higher than reported, as many individuals recover without seeking medical care and are not tested.

Three of the victims have been interviewed so far, and all three reported eating RAW FARM-brand cheddar cheese made from raw (unpasteurized) milk.

Testing of product samples is in progress, but results are not yet available.

The producer, RAW FARM, LLC (previously known as Organic Pastures), has declined the FDA’s recommendation that their raw cheese products be removed from the market.

This is the second time in two years that RAW FARM-brand raw cheddar cheese has been linked epidemiologically to an outbreak of E. coli O157:H7 illnesses.

On March 26, 2024, the FDA and CDC reported an outbreak of 11 illnesses, including five hospitalizations. Outbreak were reported in California (4), Colorado (3), New Jersey (1), Texas (1), and Utah (2). Two of the outbreak victims developed HUS. There were no deaths.

Seven of the ten victims interviewed as part of the outbreak investigation specifically reported eating RAW FARM brand raw cheddar cheese prior to becoming ill.

The company initially recalled their raw cheddar cheese, but subsequently withdrew their recall after testing of cheese samples failed to find E. coli.

From October 2023 through May 2024, raw milk and cream produced by RAW FARM, LLC was implicated in a Salmonella Typhimurium outbreak that affected 171 individuals in the state of California primarily in the southern counties of the state. Children were affected disproportionately.

In addition to epidemiological evidence pointing to RAW FARM-brand raw milk as the source of the illnesses, the outbreak strain was recovered from three samples of raw milk and one sample of cheese made from the contaminated raw milk.

In October 2023, the company recalled all fluid raw whole milk and raw heavy cream (Best by dates from 10/11/2023 to 11/6/2023.

Even before this major outbreak, the company’s operations had come under scrutiny by the FDA. The federal agency conducted an inspection of Organic Pasture’s (as it was then known) production facility in February 2021, and issued a Form 483 listing several significant infractions, including inadequate sanitary handling procedures, flaws in the company’s hazard analysis for Salmonella and for Listeria monocytogenes, and inadequate record keeping relating to sanitation operations.

The FDA classified the result of the inspection as Official Action Indicated, a failing grade.

Although raw milk and other dairy products made with raw (unpasteurized) milk are not permitted to be shipped for retail sale across state lines, they are legal for retail sale within a number of states, including California.

According to the FDA, since 1987 and up to March 2024, there have been 143 recorded outbreaks of illnesses in the United States associated with consumption of raw milk and raw dairy products. These include outbreaks of Listeria monocytogenes, Campylobacter, Salmonella, and shiga toxin-producing E. coli (such as E. coli O157:H7).

If you consumed a RAW FARM, LLC cheese product and you develop symptoms of gastrointestinal upset within the few days following consumption, consider seeking medical treatment, especially if your symptoms include one or more of the following:

  • Diarrhea and a fever higher than 102°F
  • Diarrhea for more than 3 days that is not improving
  • Bloody diarrhea
  • So much vomiting that you cannot keep liquids down
  • Signs of dehydration, such as:
    • Not peeing much
    • Dry mouth and throat
    • Feeling dizzy when standing up

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Chapter 6. Birth of a Pathogen

Recalls and Alerts: March 13–15, 2026

eFoodAlert posts links to recalls for English-language countries only. If you are interested in recall information for other countries (including EU-member countries), please click on the Recall Link menu, above.

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TAINTED formats 3
“Reads like a true crime novel” – Food Safety News

Interested in learning more about food safety and the history of foodborne disease outbreaks and investigations?

Click on the link to listen to a short excerpt, then follow the buy links to add a digital, print or audio copy to your personal library.

Chapter 6. Birth of a Pathogen

Outbreak/Illness Investigations

CANADA (Update): The Public Health Agency of Canada continues to monitor an outbreak of Salmonella illnesses linked to the consumption of contaminated pistachios and pistachio-containing products imported from Iran. To date, 178 outbreak cases have been confirmed in six provinces. Twenty-five individuals have been hospitalized. There have been no deaths. The investigation is ongoing.

FRANCE: Public health officials have identified 12 cases of Listeria monocytogenes infections in an outbreak that began in October 2025. Seven of the cases occurred in January 2026. All twelve victims were hospitalized and two people have died. The median age of outbreak victims is 81. The outbreak has been linked to ready-to-eat deli meats produced by Drôme Ardèche Tradition located in Bourg de Péage, France. The manufacturer has initiated a recall.

USA and INTERNATIONAL WATERS: The CDC Vessel Sanitation Program is investigating a Norovirus outbreak on the Star Princess (Princess Cruises). More than 100 passengers and 49 crew members have reported diarrhea and/or vomiting. The VSP is conducting an environmental assessment and outbreak investigation in response to the reported illnesses.

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United States

Allergy Alert: Lidl US

Pet Food Advisory: FDA cautions consumers that eight Quest Cat Food products manufactured by Go Raw LLC dba Steve’s Real Food contain extremely low levels of thiamine. Early signs of thiamine deficiency in cats may present as gastrointestinal symptoms, including decreased appetite and vomiting. Some cats may start to show symptoms in as little as one week, but for others it may take months to become symptomatic. The company has recalled only three of the eight lots so far.

Canada

Allergy Alert: Flash Express (Mirabel, QC) recalls three prepared dishes due to undeclared wheat, milk, soy, and/or sulphites.

Allergy Alert: L’Aromate Culinaire inc. (Blainville, QC) warns consumers that TOURTIÈRE A LA BRISKET 
DE BŒUF / Beef brisket meat pie
(1 kg; All lots) contains undeclared sulphites.

Food Safety Recall: La petite chocolatière inc. (Lanoraie, QC) recalls TABLETTE DE CHOCOLAT 
DUBAÏ / Dubai chocolate bar
(Sold betwee 21 August and 27 October 2025) due to possible Salmonella contamination.

Food Safety Recall: Escomptes Fortin (Québec, QC) recalls Chicken croquettes (1 kg; All lots) and Breaded chicken filet (2 kg; All lots) due to absence of labeling indicating that the product is raw and absence of cooking instructions.

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Ireland and United Kingdom

Allergy Alert (UK): Walkers recalls Walkers Hot Honey Crisps (6 x 25g; Batch code GBB 584 031; Best before 16 May 2026) due to undeclared milk.

Hong Kong and Singapore

Allergy Alert (Singapore): Y K Private Limited recalls Longan Pulp (500g; Production date Jan 2026; Product of China) due to undeclared sulphur dioxide.

Infant Formula Safety Recall (Singapore): Singapore Food Agency orders recall of Nestle NAN HA2 (for infants) (800g; Batch #52750017C1; Expiry 31/10/2027; Product of Switzerland) and Nature One Dairy Premium Toddler Milk Formula – Stage 3 (900g; Batch #326251110; Expiry 10/11/2027 & 11/11/2027; Product of Australia) due to presence of cereulide toxin (produced by Bacillus cereus).

Australia and New Zealand

Food Safety Recall (New Zealand): Goodfood Group Limited recalls Emborg Emmentaler Cheese (200g; Best before 05.11.26; Product of Germany) due to possible Listeria monocytogenes contamination.

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“A complete and compelling account of the hidden and not-so-hidden ways the food we give our beloved pets can be contaminated.” JoNel Aleccia, Health Reporter, Food & Nutrition, The Associated Press.

“An invaluable resource for busy pet owners” – Food Safety News

Recalls and Alerts: March 10–11, 2026

eFoodAlert posts links to recalls for English-language countries only. If you are interested in recall information for other countries (including EU-member countries), please click on the Recall Link menu, above.

The live links in this post will take you directly to the official recall notices and company news releases that contain detailed information for each recall and alert.

If you would like to receive automatic email alerts for all new articles posted on eFoodAlert, please submit your request using the sidebar link.

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TAINTED formats 3
“Reads like a true crime novel” – Food Safety News

Interested in learning more about food safety and the history of foodborne disease outbreaks and investigations?

Click on the link to listen to a short excerpt, then follow the buy links to add a digital, print or audio copy to your personal library.

Chapter 6. Birth of a Pathogen

Outbreak/Illness Investigations

USA (Update): FDA reports an increase from 45 to 54 confirmed cases in an outbreak of Salmonella Newport linked to a not yet identified product. The agency has initiated sampling.

VIETNAM (Update): Health authorities have confirmed Salmonella in a foodborne outbreak linked to sandwich (banh mi) consumption in Ho Chi Minh City, Viet Nam. More than 50% of the patients have tested positive for Salmonella.

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United States

Food Safety Recall: Willamette Valley Pie Company, LLC recalls Frozen Raw Bulk 8 inch Blueberry Crumble Pie (Lot 601926; Best by 1/19/2028) and Frozen Raw Bulk 9 inch Blueberry Crumble Pie (Lot 601316; Best by 1/13/2028) due to potential Listeria monocytogenes contamination.

FDA Warning Letter: FDA warns El Rey USA Meats & Seafood Inc. that a January 2026 follow-up inspection of the company’s seafood importer establishment found continued serious violations of the seafood Hazard Analysis and Critical Control Point (HACCP) regulation.

FDA Warning Letter: FDA warns Rio Verde Food Service Inc. that a July 2025 inspection of the company’s seafood processing facility found serious violations of the seafood Hazard Analysis and Critical Control Point (HACCP) regulation.

FDA Warning Letter: FDA warns Raw Bistro Inc. that a September 2025 follow-up inspection of the company’s pet food manufacturing facility found evidence of significant violations of FDA’s Current Good Manufacturing Practice, Hazard Analysis, and Risk-Based Preventive Controls for Food for Animals requirements. As part of the follow-up investigation, the FDA obtained a retail sample of Raw Bistro Dog Fare Grass-Fed Beef Entrée and found that it was contaminated with Salmonella Paratyphi.

Canada

Food Safety Recall: 9300341 Canada Inc. recalls Katilo Classic Roomy Cheese (200g; Expiry 03 FEB 2027; UPC 6 223004 833045) due to possible Salmonella contamination.

Food Safety Recall: Chocoland Canada (ABZ Wholesale Inc.) recalls Choco Lake Diamond Twist brand Milk Chocolate with Kunafa Pistachio Paste Flavor (450g; Batch RM010825; Expiry AUG/11/2026; UPC 6 253361 248039) due to aflatoxin contamination.

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Ireland and United Kingdom

No Alerts

Hong Kong and Singapore

Allergy Alert (Singapore): Blu Kouzina Pte Ltd recalls Uncle Yiannis’ Baby Gherkins (355g; Best before 27/09/2028; Product of Greece) due to undeclared sulphur dioxide.

Australia and New Zealand

Allergy Alert (Australia): Family Select Pty Ltd recalls Frozen Sorbet, mango, strawberry and lychee flavours (75g; All Best before dates up to and including 22/06/2027) due to undeclared milk.

Food Safety Recall (Australia): Datah International (Aust) Pty Ltd recalls Vadilal Grated Coconut (624g; Batch 003OUY0B; Date marking JUL 2027) due to Hepatitis A contamination

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“A complete and compelling account of the hidden and not-so-hidden ways the food we give our beloved pets can be contaminated.” JoNel Aleccia, Health Reporter, Food & Nutrition, The Associated Press.

“An invaluable resource for busy pet owners” – Food Safety News