The bakery is switching to smaller muffins and will no longer offer mix-and-match muffins. Instead of mixing and matching two 35-ounce six-packs of the larger muffins for $9.99, warehouses are selling one 31-ounce eight-pack of an individual flavor for $6.99.

Costco loyalists are known to rave about everything from the food court (with its decades-enduring $1.50 hot dog deal) to the chain's line of exclusive, high-quality Kirkland Signature brand grocery products and even cheap booze.

This week, Costco’s bakery found itself at the center of an online uproar, as the beloved baked goods section has made a pretty controversial change. In a post shared to Reddit, one member shared with viewers a discovery made at their local warehouse,