Attention, chefs. There's a newcomer to Costco's shelves: Kirkland Signature Organic Modena Balsamic Vinegar, sold online in two-packs of 33.8-ounce bottles with a price tag of $44.99, though some ...

Kirkland Signature is going all out for its cheese ... with the true manufacturer’s logo printed on the bottle, balsamic vinegar is a pretty common purchase at America’s favorite warehouse.