<p class="ingestion featured-caption">Don't overlook the wine section at Costco.Brianne Cohen</p><ul class="summary-list"><li>I'm a <a target="_blank" class href="https://www.businessinsider.com/worst-wines-to-order-sommelier-what-to-get-instead-2024-4">certified sommelier</a>, and I love shopping for wine at Costco.</li><li>I actually recommend the <a target="_blank" class href="https://www.businessinsider.com/high-end-costco-things-to-get-from-employee-kirkland-signature-2024-5">Kirkland Signature</a> Champagne, and it's only $21 a bottle.</li></ul><p>I don't recall what drove me to get a <a target="_blank" class href="https://www.businessinsider.com/things-that-make-costco-membership-worth-it-from-employee-2024">Costco membership</a> in 2020, but I strolled in one day and signed up. Since the wholesale store has topped the <a target="_blank" class href="https://www.businessinsider.com/costco-walmart-target-customer-satisfaction-survey-2024-2">American Customer Satisfaction Index</a> study for the past seven years, I know it wasn't an original siren call.</p><p>I'm in a household of two (just me, my husband Aaron, and our two fur babies), so I wasn't sure if I'd get to take full advantage of the bulk retailer. But boy, was I wrong.</p><p>Every time I go, I seem to discover something new. And as a certified sommelier, I'm always looking for <a target="_blank" class href="https://www.businessinsider.com/guides/kitchen/best-wine-club">great wine deals</a>.</p><p>In many ways, <a target="_blank" class href="https://www.businessinsider.com/costco-solo-shopper-favorite-things-to-buy-in-bulk-2024-7">shopping at Costco</a> helps me be a better sommelier and get people closer to discovering wines that knock their socks off.</p><p>Here are some of my favorite bottles at Costco.</p>