A hefty amount of butter sold at Costco warehouses nationwide has been recalled for containing an “undeclared allergen,” Today reported Monday.

Costco recalled nearly 80,000 pounds of store-brand butter last month because the product's label was missing a key ingredient: milk.

Costco was forced to recall nearly 80,000 pounds of butter because the label failed to mention that the kitchen staple contains milk — and many social media users are rolling their eyes at the

Costco recalled 80,000 pounds of butter whose packaging omitted the allergen warning 'Contains Milk.' It follows a far worse packaging error from Mattel last week.

Continental Dairy Facilities Southwest, LLC recalled nearly 80,000 lbs of Costco butter on October 11. The firm-initiated recall on Costco Kirkland Signature Salted Sweet Cream Butter and Unsalted Sweet Cream Butter was enforced due to a missing disclaimer about milk as an ingredient.

Costco’s bakery is one of the most popular departments in the store. The store’s butter croissants are a fan favorite, too, but a notice sent to Costco members who purchased them recently indicates that they’ve been recalled.

The U.S. Food and Drug Administration (FDA) recalled 80,000 pounds of Costco butter that was missing information from its packaging regarding a key ingredient: milk.

The retailer is offering refunds and has issued a warning against eating the beloved bakery item amid the recall.

Costco was forced to recall nearly 80,000 pounds of Kirkland Signature butter because of an "undeclared allergen." It forgot to list "milk" on the label.

Costco has issued a recall for its popular Butter Croissants sold in the bakery section because they may be contaminated with foreign material. On Nov. 9, Costco announced that a select batch of Butter Croissants was recalled because the salt used to make the croissants was found to be contaminated with foreign matter.