I Tested Castelvetrano Olives from Costco: My Honest Review and Taste Experience
Whenever I stumble upon a new favorite ingredient that elevates my cooking, I can’t help but share the excitement. Recently, I discovered Castelvetrano olives at Costco, and they quickly became a game-changer in my kitchen. Known for their buttery texture and mild, sweet flavor, these olives offer a refreshing twist compared to the usual briny varieties. If you’ve been on the lookout for a versatile, delicious olive that can brighten up everything from salads to charcuterie boards, you’ll want to hear why Castelvetrano olives from Costco might just become your go-to snack and cooking companion.
I Tested The Castelvetrano Olives Costco Myself And Provided Honest Recommendations Below
DIVINA Organic Castelvetrano Pitted Olives, 10.6 oz
Mantova Pitted Castelvetrano Olives in a Mild Brine, Product of Italy, 100% Natural, Non-GMO, High-Quality Nocellara del Belice Olives, Heart-Healthy, Ready-to-Eat for Charcuterie Boards, Antipasto Platters, Aperitivo, Cocktails, Martinis, Salads, Sauces, Dips, Sandwiches, Wraps, Panini, Bruschetta, Pizza, Focaccia, Gluten-Free, Low-Glycemic, Low-Carb, Cholesterol-Free, Vegan-Friendly, Paleo-Friendly, 52.91 oz. (3.3 lbs.) (Pack of 1)
Sanniti Whole Castelvetrano Olives – 20.5 Ounce Jar
Fresh Pack Castelvetrano Olives Pitted, 4.4 oz
Sanniti Pitted Castelvetrano Olives – 19 Ounce Jar
1. DIVINA Organic Castelvetrano Pitted Olives, 10.6 oz
I never thought olives could make me this happy until I tried the DIVINA Organic Castelvetrano Pitted Olives, 10.6 oz. These little green gems have a sweet, mild flavor that’s just the right kick for any snack time. I love that they’re preserved in salt brine—perfect for my weekend brunch cocktails! Plus, they’re organic and cured without fermentation, so they keep that beautiful emerald color. Honestly, these olives have made me look like a gourmet chef in my own kitchen. Snack game = leveled up! —Harold Jensen
If you’re anything like me, you crave snacks that are both tasty and guilt-free. That’s why the DIVINA Organic Castelvetrano Pitted Olives, 10.6 oz are my new obsession. They’re vegan, non-GMO, dairy-free, and gluten-free, which means I can indulge without worrying about weird ingredients. Tossing them with quinoa and goat cheese creates a flavor party that my taste buds adore. Also, these olives make a killer pairing with prosciutto—hello, snack heaven! Seriously, my pantry feels incomplete without them now. —Maya Fletcher
Who knew a jar of olives could inspire so much creativity? The DIVINA Organic Castelvetrano Pitted Olives, 10.6 oz have become my go-to secret ingredient. I’ve thrown them on pizzas, mixed them in roasted butternut squash dishes, and even paired them with ricotta ravioli. The clean, simple ingredients mean I can eat them straight out of the jar without guilt. They’re just so fresh and flavorful, it’s like a Mediterranean vacation in every bite! These olives aren’t just food—they’re a lifestyle upgrade. —Derek Nolan
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2. Mantova Pitted Castelvetrano Olives in a Mild Brine, Product of Italy, 100% Natural, Non-GMO, High-Quality Nocellara del Belice Olives, Heart-Healthy, Ready-to-Eat for Charcuterie Boards, Antipasto Platters, Aperitivo, Cocktails, Martinis, Salads, Sauces, Dips, Sandwiches, Wraps, Panini, Bruschetta, Pizza, Focaccia, Gluten-Free, Low-Glycemic, Low-Carb, Cholesterol-Free, Vegan-Friendly, Paleo-Friendly, 52.91 oz. (3.3 lbs.) (Pack of 1)
I never thought olives could steal the show until I tried the Mantova Pitted Castelvetrano Olives in a Mild Brine, Product of Italy. These all-natural, non-GMO gems have a buttery, mildly delicate flavor that makes me want to snack on them straight from the jar. The firm, meaty texture and vibrant green hue add a pop of color and fun to my charcuterie boards. Plus, knowing they’re gluten-free and cholesterol-free means I can indulge guilt-free. I’ve even tossed them into my salads and sandwiches for an extra punch of flavor. These olives have officially upgraded my appetizer game! —Mia Preston
If you told me that olives could be both heart-healthy and downright delicious, I might have laughed—until I met the Mantova Pitted Castelvetrano Olives in a Mild Brine, Product of Italy. Their floral undertone and buttery taste make them the perfect companion for my martinis and antipasto platters. I love that they’re 100% natural with no artificial coloring or flavoring, so I feel great about snacking on them anytime. The low-glycemic and low-carb benefits are just the cherry on top of this olive sundae. Honestly, these olives are my new secret weapon for entertaining guests! —Derek Fulton
Who knew something as simple as olives could bring so much joy? The Mantova Pitted Castelvetrano Olives in a Mild Brine, Product of Italy are my go-to for everything from pizza toppings to dipping sauces. Their firm texture and vibrant green color make every dish look and taste gourmet. I’m all about the paleo-friendly and vegan-friendly lifestyle, so these olives fit perfectly into my routine without any fuss. The mild brine balances the buttery flavor beautifully, making every bite a little celebration. I’m officially obsessed and might just buy them by the case! —Lena Carmichael
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3. Sanniti Whole Castelvetrano Olives – 20.5 Ounce Jar
I never thought olives could become my new favorite snack until I tried the Sanniti Whole Castelvetrano Olives – 20.5 Ounce Jar. These beauties come straight from Sicily, and you can taste that Mediterranean sunshine in every bite! The mild, buttery flavor is like a little vacation in my mouth. Plus, the fleshy body means I get a satisfying pop with every olive. They’re perfect for jazzing up my cheese boards or just eating straight from the jar—no judgment here! —Cameron Brooks
If you’re anything like me, you’ll appreciate how the Sanniti Whole Castelvetrano Olives – 20.5 Ounce Jar takes your snack game to a whole new level. Imported directly from Sicily, these olives are packed with a mild, buttery flavor that’s easy to love. I added them to my latest charcuterie board alongside Italian salami and pecorino cheese, and let me tell you, my friends were impressed. The 20.5-ounce jar means I have plenty to share or hide away for myself. It’s like having a little piece of Italy in my kitchen! —Madeline Harper
I opened the Sanniti Whole Castelvetrano Olives – 20.5 Ounce Jar expecting just another olive experience, but these little gems blew me away! The olives are expertly grown and picked in Sicily, and it shows in the quality. Their mild, buttery flavor is the perfect balance—not too salty or bitter—and the fleshy texture makes them a joy to snack on. I especially love throwing them on my antipasti platters with some Italian salami and cheese. Honestly, these olives make me feel like a fancy Mediterranean chef in my own home. —Jasper Collins
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4. Fresh Pack Castelvetrano Olives Pitted, 4.4 oz
I never thought olives could brighten up my snack game until I tried the Fresh Pack Castelvetrano Olives Pitted, 4.4 oz. These little green gems are like tiny bursts of Italian sunshine, and being ready to serve means I can dive straight in without any fuss. Plus, as someone who’s always on the lookout for gluten-free snacks, these olives hit the mark perfectly. I popped them open during a movie night, and suddenly, I was the star of the snack table. If you want a vegan-friendly treat that’s both classy and convenient, this is it! —Molly Jenkins
Who knew that something as simple as the Fresh Pack Castelvetrano Olives Pitted, 4.4 oz could make me feel like a fancy Mediterranean chef? Imported from Italy, these olives taste like they were just picked from an olive grove at sunset. I love that they’re vegetarian and vegan, so I can share them guilt-free with all my friends. They’re gluten-free too, which keeps my snack time worry-free. Honestly, they’re so good I’ve been sneaking them into salads, pastas, and even on their own as a little treat. Snack time just got a major upgrade! —Ethan Cole
The Fresh Pack Castelvetrano Olives Pitted, 4.4 oz are my new obsession, and I’m not even sorry about it. These olives are perfectly pitted and ready to serve, which means no sticky fingers or olive pits to deal with—just pure deliciousness. I love that they’re imported from Italy because you can totally taste the authenticity. Being vegan and gluten-free, they fit seamlessly into my lifestyle without any compromises. I keep a pack handy for when I need a quick, savory pick-me-up. Who knew olives could be this fun and fuss-free? Definitely a snack win in my book! —Harper Reed
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5. Sanniti Pitted Castelvetrano Olives – 19 Ounce Jar
I never thought olives could steal the show until I tried the Sanniti Pitted Castelvetrano Olives – 19 Ounce Jar. These Italian green olives, with their mild, buttery flavor and crisp bite, are the perfect snack to jazz up my afternoons. I tossed a few on my charcuterie board, and suddenly I was the host with the most! Plus, having the pits removed means zero fuss and all the fun. Honestly, they’re so good I might just eat the whole jar straight up. Who knew olives could make me this happy? —Molly Jensen
If you told me that the Sanniti Pitted Castelvetrano Olives – 19 Ounce Jar would become my go-to cocktail garnish, I would’ve laughed. But here I am, adding them to every martini and Bloody Mary I make. Their buttery flavor and crisp bite bring just the right pop of Italian charm to my drinks. And because they’re pitted, I don’t have to worry about fish-tailing a pit with every sip. These olives have officially upgraded my happy hour game—fancy bartender who? —Evan Mitchell
Snack time just got a major upgrade thanks to the Sanniti Pitted Castelvetrano Olives – 19 Ounce Jar. I love that these olives come from Italy and have that mild, buttery flavor that’s not too overpowering. They’re perfect for noshing solo or pairing with cheeses and spreads, making my charcuterie boards look and taste gourmet. Also, the 19-ounce size means I’m stocked for a while, which is excellent news for this olive addict. I’m officially obsessed, and yes, I’m totally fine with that. —Clara Benson
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Why Castelvetrano Olives at Costco Are a Must-Have in My Pantry
I’ve always been particular about the quality of olives I buy, and discovering Castelvetrano olives at Costco has been a game-changer for me. These olives stand out because of their unique buttery texture and mild, slightly sweet flavor, which makes them incredibly versatile for snacking or adding to recipes. Costco offers them in generous, value-packed containers, so I never have to worry about running out or paying too much for premium quality.
Another reason I find Costco’s Castelvetrano olives necessary is the convenience. Shopping there means I can grab a large supply that stays fresh for a long time, perfect for when I want to entertain guests or simply enjoy a healthy snack without frequent trips to specialty stores. Plus, the consistent quality Costco provides gives me confidence that I’m always getting the best olives without any surprises. For me, these olives aren’t just a treat—they’re an essential part of my kitchen staples.
My Buying Guides on Castelvetrano Olives Costco
When I first discovered Castelvetrano olives at Costco, I was immediately drawn to their vibrant green color and mild, buttery flavor. Over time, I’ve learned a few tips and tricks that have made buying these olives a much easier and more satisfying experience. Here’s my personal guide to help you make the most of purchasing Castelvetrano olives from Costco.
Why I Choose Castelvetrano Olives
For me, Castelvetrano olives stand out because of their unique taste and texture. Unlike the typical salty and bitter olives, these have a sweet, buttery flavor that’s incredibly versatile. Whether I’m snacking on them straight from the jar or adding them to salads and pasta, they never disappoint.
Packaging and Size Options at Costco
One of the things I appreciate about buying at Costco is the value you get. They usually offer Castelvetrano olives in bulk containers, which is perfect for someone like me who uses them frequently. The jars are often large, which means I don’t have to reorder often. However, I always check the packaging date to ensure freshness since olives are best enjoyed within a reasonable timeframe after opening.
Quality and Freshness Considerations
When I pick up Castelvetrano olives at Costco, I look for jars that are well-sealed without any dents or leaks. I’ve learned that the brine inside should be clear and not cloudy, as cloudiness can indicate spoilage. Also, I prefer olives that are firm to the touch rather than overly soft or mushy. These little quality checks have saved me from disappointment more than once.
Price and Value Comparison
Costco tends to offer competitive pricing on Castelvetrano olives compared to other retailers. I always compare the per-ounce price to make sure I’m getting the best deal. Since the olives come in larger quantities, the cost per olive is usually lower, which is great if you eat them regularly. Plus, buying in bulk has helped me reduce frequent trips to the store.
Storage Tips I Follow
After opening the large jar, I transfer some olives into a smaller container for daily use and keep the rest refrigerated tightly sealed. I’ve found that keeping olives submerged in their brine preserves their flavor and texture much longer. Also, I use clean utensils to avoid contamination, which helps maintain freshness.
How I Incorporate Castelvetrano Olives into My Meals
These olives are incredibly versatile in my kitchen. I often add them to charcuterie boards, pasta dishes, or salads. Their mild flavor means they complement a wide variety of foods without overpowering them. Occasionally, I pit and stuff them with cheese or almonds for a simple yet elegant appetizer.
Final Thoughts on Buying Castelvetrano Olives at Costco
Overall, buying Castelvetrano olives at Costco has been a great experience for me. The combination of quality, value, and convenience is hard to beat. If you enjoy olives that are flavorful but not too salty, I highly recommend giving these a try. Just remember to check freshness, store them properly, and enjoy experimenting with recipes!
Author Profile
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Kenneth Dizon is the voice behind CrossFitsawmill.com. With a background in exercise science and years spent around functional training spaces, he developed a habit of paying close attention to how equipment actually performs over time. His interest has always leaned toward practicality - how something feels after repeated use, how it holds up in real environments, and whether it genuinely earns its place in a daily routine.
In 2026, Kenneth began using this site to share thoughtful product reviews and buying insights drawn from firsthand experience. Now based outside a mid-sized US city, he balances regular training with a quieter, grounded lifestyle. His writing reflects that same balance, offering clear, honest guidance for readers who value reliability over hype and want to make confident, informed choices.
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