Two Whatcom County residents are known to have been sickened, and test results showed a genetic link between their illness and Twin Sisters Creamery products. An additional case in Oregon has also been genetically linked. One is a child under five years old, and two are adults. One person was hospitalized. All illnesses occurred between September 5 and September 16, 2025. Specific or additional products may be recalled or identified as a possible source of infection in the future.
Multiple varieties of aged raw milk cheese from Twin Sisters Creamery are in the process of being recalled after testing linked E. coli bacteria from three cases to the company’s cheese. Twin Sisters Creamery is cooperating with the investigation. Additional products may be recalled or identified as a possible source of infection in the future.
All sizes of Whatcom Blue, Farmhouse, Peppercorn and Mustard Seed cheese varieties from Twin Sisters Creamery produced on or after May 27, 2025 are being recalled.
◦ #450 Made on 5/27/2025 – Batch Code 250527B Whatcom Blue
◦ #452 Made on 6/10/2025 – Batch Code 250610B Whatcom Blue
◦ #454 Made on 6/18/2025 – Batch Code 250618B Whatcom Blue
◦ #455 Made on 6/24/2025 – Batch Code 250625B Whatcom Blue
◦ #451 Made on 6/03/2025 – Batch Code 250603F Farmhouse
◦ #453 Made on 6/16/2025 – Batch Code 250616B Farmhouse
◦ #451 Made on 6/03/2025 – Batch Code 250603P Peppercorn
◦ #453 Made on 6/16/2025 – Batch Code 250616 Mustard Seed
Some cheese products were repackaged by grocery stores and markets, so the original label may not be present. In these instances, the grocery store/market label should list the cheese brand.