Buy: Kerrygold butter
There are a few brands of butter that are sold at Costco, and the organic Kirkland brand is one of them. If you’re looking for high-quality butter, foodies have said they prefer Kerrygold. It’s made of whole milk from grass-fed cows.
Buy Kerrygold Butter
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Buy: Kirkland vodka
Buying any kind of alcohol at Costco is good but you’ll get the best deal for vodka. The house-brand vodka is so good that some people are convinced it’s actually Grey Goose undercover. There are even sites that did taste tests and found that Costco’s French vodka was the best one.
Buy Kirkland Vodka