This is what Costco shoppers are buying most.

Sold frozen, these fish sticks are panko breaded and ready-to-eat in as little as three minutes.

Not every grocery store chain sells alcohol, but Costco does, and at reasonable prices to boot.

usa map with shopping cart in the center of it.

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The clear favorites in the alcohol category are the Kirkland Signature Prosecco and the Kirkland Signature French Vodka.