With fall right around the corner, what better way to usher in the season than stocking up on sugar, pumpkin spice, and everything nice. Classic fall items have been creeping back onto Costco's shelves and customers are taking notice.

Shoppers have spotted several warehouse items that have garnered thousands of likes on social media. From new bakery arrivals to Halloween-themed treats, shoppers are buzzing about these popular buys online. Here's a rundown of Costco items that have everyone talking.

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Biscoff Cream Sandwich Cookies generated quite the buzz on Instagram—more than 12,000 likes, to be exact—after Costco fan account @costcohotfinds spotted the sweet treat at the warehouse for $9.49. The box has six sleeves that contain 15 cookies each, which makes for awesome savings.

Shoppers added their own special cookie serving tips, including to "crumble them on vanilla ice cream or use them as your crust for cheesecake."

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Just in time for the spooky season, a new Costco treat called Hallow-Boo Bark was spotted by @costco_doesitagain. It's a milk chocolate bark with pretzel pieces, candy corn, spooky sprinkles, and googly eyes—fun and delicious!

Though the exact price isn't listed on the post, the verdict is out—folks are excited about this seasonal goodie. "Candy Corn in the bark!!!?!? I need this!" one user summed up the wonder that is this hybrid Halloween treat. It could be worth calling ahead to make sure that Hallow-Boo Bark is available at your nearest warehouse.

Nothing says fall like pumpkin flavors, and Pumpkin Streusel Muffins have returned to the warehouse bakery! Instagram account @costcobuys tracked them down and discovered that for any flavor, members can "Mix and match any two half dozens for $8.99!"6254a4d1642c605c54bf1cab17d50f1e

Aside from pairing well with coffee, users expressed their satisfaction with the item, noting that they're "Delicious and oh so tempting." One shopper said they "Already have some stocked up in my fridge so they last longer! 🤤"

A brand new item has officially made its way into the warehouse. Mini Lemon Cakes, posted by the account @costco.love, made waves on Instagram. These mini cakes are made from buttercream, lemon cake, and lemon filling, and are topped with white chocolate curls. A pack of six goes for just under $10.

"Really delicious!!" and "If you like lemon they are very good" were just some of the comments from shoppers who have tried them.

As the days get cooler, the popularity of warmer beverages starts to rise. And it doesn't get much cozier than a good-quality sipping broth. Instagram account @costcohiddengems spotted Millie's Sipping Broth in multiple flavors, including Thai Lemongrass and Delight Pho.

According to the post, the plant-based broth comes in a steepable bag, is low in calories (10 calories per bag), and is keto-friendly. A four-pack containing 48 bags is selling for $16.79 at Costco.

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