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

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’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.

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.

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 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.