Multiple Twin Sisters Creamery cheese products have been recalled following an E. coli outbreak in Washington and Oregon. To date, two adults and one child have reported illnesses linked to the outbreak.
On October 25, 2025, Twin Sisters Creamery recalled Whatcom Blue, Farmhouse, Peppercorn, and Mustard Seed varieties of its 2.5-pound round cheese wheels. The cheese wheels were sent to distributors in Washington and Oregon. Some products were further distributed to retail stores for repacking or sold as pre-cut, half-moon-shaped pieces.
The products are made with raw, unpasteurized milk and may be contaminated with Shiga toxin-producing Escherichia coli (STEC) and Escherichia coli O103.
Third-party testing of Farmhouse cheese samples confirmed the presence of E. coli O103. Whatcom Blue

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