From The O/U: Kirkland Butter (Costco)

In Kosher Updates, Newsletter Items by kosherqu

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The O/U certifies Kirkland Signature Butter as an O/UD (dairy) product.  The O/UD symbol was inadvertently omitted from some Costco Kirkland Butter packages.  The O/UD symbol is being ink jetted with the date code on affected products.