Homemade Zucchini Pesto with Walnuts: A Fresh, Pine Nut-Free Recipe
Unlock a world of fresh flavor and added nutrition with this incredible homemade Zucchini Pesto! It’s a fantastic way to boost your veggie intake and elevate any simple meal. While boasting the familiar, beloved flavors of basil, savory Parmesan cheese, and rich olive oil, this recipe ingeniously substitutes traditional pine nuts with earthy walnuts, offering a delightful twist and often a more budget-friendly option.
Imagine transforming your weeknight pasta into a gourmet experience, simply by spooning this vibrant pesto over your favorite noodles. But its versatility doesn’t stop there! This luscious sauce is perfect for enhancing grilled meats and fish, spreading onto sandwiches, or creating an unforgettable base for homemade pizzas. Get ready to add a burst of garden-fresh goodness to all your culinary creations!

🩵 About This Recipe: Your New Favorite Pesto
There’s something incredibly satisfying about creating delicious meals from scratch, and pesto is definitely one of my absolute favorites! This vibrant green sauce is not only surprisingly simple to make, but it also infuses a multitude of dishes with an undeniable burst of fresh, aromatic flavor that store-bought versions simply can’t match.
Recently, I’ve been experimenting with classic recipes to make them even healthier and more accessible, which led me to whip up this fantastic basil pesto without pine nuts. The result is truly remarkable! It retains all the classic, bright basil notes and the irresistible saltiness from quality Parmesan cheese that you expect from traditional pesto. What sets this version apart is the clever addition of zucchini, which adds a wonderful creaminess, a subtle freshness, and a boost of hidden nutrition without overpowering the other flavors.
By opting for walnuts instead of pine nuts, we achieve a rich, nutty depth that complements the basil beautifully, while also offering a more economical solution. This homemade zucchini pesto is exceptionally versatile and perfect for punching up the flavor in so many of my other beloved recipes. Imagine it generously spread over my Roasted Pesto Potatoes, stirred into a comforting bowl of Creamy Pesto Pasta, or transforming simple bread into these unbelievably tasty Grilled Cheese Mushroom Sandwiches! This recipe isn’t just about making pesto; it’s about elevating your entire meal experience with fresh, wholesome ingredients.
🧂 Gather Your Ingredients for Fresh Zucchini Pesto

Crafting this vibrant zucchini pesto requires a handful of fresh, quality ingredients that come together to create a symphony of flavors. Here’s a closer look at what you’ll need and why each component is essential:
- Zucchini: This often-underestimated vegetable forms the nutritious base of our pesto. Zucchini contributes a wonderfully mild, fresh flavor and a pleasing creaminess that allows the other more assertive ingredients to truly shine. It’s also an excellent way to sneak in extra vegetables!
- Fresh Basil: As one of the foundational flavors in any pesto, the quality of your basil is paramount. Be sure to select vibrant, fragrant fresh herbs for the most authentic and aromatic result. The bright, slightly peppery notes of basil are what truly define this sauce.
- Chopped Walnuts: Traditional pesto uses pine nuts, which can be quite expensive. Walnuts are a fantastic, affordable, and equally delicious alternative! They provide a rich, earthy flavor and a satisfying texture that perfectly complements the basil and cheese. Plus, they’re packed with healthy fats and nutrients.
- Garlic: This essential aromatic adds a pungent, savory kick that balances the freshness of the basil. To make your prep even easier, I often use jarred minced garlic. However, if you prefer, mincing a couple of fresh garlic cloves will provide an even more intense flavor.
- Olive Oil: More than just a binder, a good quality extra virgin olive oil is crucial for achieving the desired creamy, smooth texture of the pesto. It also contributes a fruity, slightly peppery flavor that ties all the ingredients together.
- Parmesan Cheese: Freshly grated Parmesan cheese is a non-negotiable ingredient, delivering a vital salty, savory, and umami depth that elevates the entire pesto. Its sharp, nutty notes are integral to the classic pesto experience.
- Sundried Tomatoes (Optional): For an extra layer of complexity, consider adding a couple of sundried tomatoes. They introduce a lovely tanginess and a hint of concentrated sweetness that can beautifully enhance the overall flavor profile.
- Salt and Black Pepper: These basic seasonings are essential for bringing out the best in all the ingredients. Remember to add them to taste, adjusting until your pesto is perfectly seasoned and balanced.
🔪 Let’s Make Zucchini Pesto!
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Creating this delicious homemade zucchini pesto is incredibly simple and takes just a few minutes with the help of a food processor or blender. Follow these easy steps to whip up your fresh batch:

Chop Zucchini
Begin by preparing your zucchini. Thoroughly wash the zucchini, then slice it into manageable chunks. The exact size isn’t critical, as they will be pulverized in the food processor. Just ensure they are small enough to fit comfortably into the bowl of your chosen appliance.

Combine Ingredients
Next, gather all your prepared ingredients – the chopped zucchini, fresh basil, walnuts, garlic, olive oil, Parmesan cheese, sundried tomatoes (if using), and a pinch of salt and pepper – and add them directly into the work bowl of your blender or food processor. It’s that simple!

Blend to Perfection
Secure the lid on your appliance and begin to pulse the ingredients. Continue pulsing until all the zucchini has broken down and everything starts to combine. Once it forms a coarse mixture, process continuously until the pesto reaches your desired smooth and even sauce-like consistency. Stop occasionally to scrape down the sides of the bowl if needed, ensuring all ingredients are fully incorporated.
💡 Expert Tips and Tricks for the Best Zucchini Pesto
Achieving the perfect pesto is all about a few key techniques and adjustments. Keep these expert tips in mind to make your zucchini pesto truly exceptional:
- Control the Consistency: Pesto consistency is a matter of personal preference. Start with the lower suggested amount of olive oil and/or water. You can always add more in small increments (a teaspoon at a time) while processing to achieve a thinner, smoother sauce if you desire, or keep it thicker for a heartier spread.
- Taste and Adjust Seasoning: Never skip this crucial step! Before transferring your pesto from the food processor, always give it a taste. This is your chance to adjust the salt, pepper, or even add a bit more basil or Parmesan to fine-tune the flavors exactly to your liking.
- Achieve Extra Creaminess: For an even more luxurious and velvety texture, consider incorporating a dollop or two of Greek yogurt or ricotta cheese into your pesto while blending. This adds a delightful richness and a subtle tang that can elevate the sauce.
- Blanch Zucchini (Optional): If you want to ensure your zucchini is extra tender and bright green, you can quickly blanch it in boiling water for 1-2 minutes, then immediately plunge it into ice water before adding to the food processor. This step is not strictly necessary but can enhance the color and texture.
- Avoid Over-Processing: While you want a smooth pesto, be careful not to over-process, especially after adding the olive oil. Over-processing can sometimes lead to a slightly bitter flavor from the herbs and a less vibrant green color. Pulse just until smooth.
❔ Frequently Asked Questions About Zucchini Pesto
Here are some common questions and helpful answers to ensure your zucchini pesto turns out perfectly and you get the most out of this versatile sauce:
Absolutely! While pesto does contain a healthy amount of olive oil, which provides beneficial monounsaturated fats, this zucchini pesto recipe offers even more nutritional benefits. Thanks to the fresh basil and the clever addition of zucchini, it’s packed with vitamins, minerals, and antioxidants, making it a wonderful way to boost your veggie intake and enjoy a flavorful, wholesome sauce.
Pesto is incredibly versatile and pairs beautifully with almost any vegetable! For a truly delicious meal, try roasting or grilling bell peppers, potatoes, more zucchini or yellow squash, cherry tomatoes, or onions. Once cooked, toss them generously in the fresh zucchini pesto. It also works wonderfully drizzled over steamed green beans, blanched asparagus, or mixed into a vibrant vegetable medley.
Several factors can contribute to a bitter pesto. The most common culprits are old or poor-quality olive oil, which can develop a harsh taste. Always use fresh, good-quality extra virgin olive oil. Additionally, ensure your basil is fresh and vibrant; wilted or bruised basil can sometimes yield a bitter flavor. Over-processing at high speed for too long can also sometimes heat the ingredients and extract bitter compounds, so aim for quick pulses.
Yes, this pesto is fantastic for meal prepping! You can easily make it a few days in advance and store it in the refrigerator. In fact, the flavors often meld and deepen over time, making it even more delicious. Just be sure to follow the storage instructions to keep it fresh and prevent browning.
Pesto, especially homemade pesto with fresh basil, can oxidize and turn brown when exposed to air. To prevent this, transfer your pesto to an airtight container and press a piece of plastic wrap directly onto the surface of the pesto, ensuring no air bubbles. For extra protection, you can pour a thin layer of olive oil over the top before sealing. This creates a barrier that keeps the pesto vibrant green.

📝 Substitutions and Variations to Customize Your Pesto
One of the joys of making pesto at home is the endless possibilities for customization. Feel free to experiment with these delicious substitutions and variations to tailor this zucchini pesto to your taste or dietary needs:
- Nut Alternatives: While walnuts are a fantastic choice, you have other options! Instead of walnuts, you could use crunchy sunflower kernels for a nut-free version, tender almonds for a slightly sweeter note, or even classic pine nuts if you prefer the traditional flavor and don’t mind the cost. Cashews also offer a wonderful creamy texture.
- Dairy-Free/Vegan Option: Easily make this pesto dairy-free and vegan by omitting the Parmesan cheese. Instead, add 1-2 tablespoons of nutritional yeast. It provides a cheesy, umami flavor that perfectly mimics Parmesan without any dairy.
- Leafy Green Boost: For a slight peppery twist, added nutrients, and a deeper green color, mix in a handful of other leafy greens. Arugula will provide a peppery bite, kale will add earthiness, and spinach offers a mild, almost undetectable addition that makes the pesto even healthier.
- Spice It Up: If you enjoy a bit of heat in your food, this pesto recipe without pine nuts is a great candidate for some spice! Add a pinch or two of red pepper flakes or a dash of cayenne pepper to the food processor for a zesty kick.
- Herb Variations: While basil is king, consider blending in a few sprigs of fresh parsley or cilantro for a slightly different flavor profile. Just be mindful not to overpower the basil.
- Citrus Brightness: A squeeze of fresh lemon juice at the end can brighten all the flavors in the pesto and help prevent browning. Add a teaspoon or two and taste as you go.
Kristin’s Kitchen Tip
This homemade zucchini pesto is incredibly versatile and can seamlessly substitute store-bought pesto in virtually any recipe! By making it yourself, you gain full control over the ingredients and flavors, allowing you to perfectly customize it to your liking and instantly upgrade any meal from ordinary to extraordinary.
🥡 Storage: Keep Your Pesto Fresh
Proper storage is key to extending the life of your delicious homemade basil pesto without pine nuts. Here’s how to keep it fresh and vibrant:
Refrigeration: Transfer any leftover pesto into an airtight container. To significantly help prevent the basil from browning due to oxidation, pour a thin layer of olive oil directly on top of the pesto before sealing the container. This creates a protective barrier. Stored this way, your pesto will remain fresh and flavorful in the fridge for up to 5 days.
Freezing: For longer-term storage, pesto freezes beautifully for up to 3 months. I highly recommend freezing it in practical portions. You can spoon it into ice cube trays, freeze until solid, then transfer the pesto cubes to a freezer-safe bag or container. Alternatively, freeze smaller amounts in mini airtight containers. This method allows you to easily pull out just the right amount of pesto for a single meal or serving, minimizing waste. To use, simply thaw the frozen pesto overnight in the refrigerator or at room temperature for a couple of hours before incorporating it into your dish.
Keep It Handy!
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🍴 What To Serve With This Versatile Zucchini Pesto
This delightful pesto recipe without pine nuts is incredibly versatile, making it a fantastic addition to almost any meal. Beyond being a simple pasta sauce, here are some delicious ideas for incorporating it into your culinary repertoire:
- Appetizers & Dips: Serve this vibrant pesto as an impressive appetizer. It makes an excellent dip for crusty artisan bread, fresh-cut vegetables like carrots and celery, or your favorite crackers. Spread it on bruschetta or crostini for a quick and elegant starter.
- Sandwiches & Wraps: Elevate your lunchtime fare by using this pesto as a flavorful spread for sandwiches and wraps. It’s especially good with chicken, turkey, or grilled vegetables. Try it as a unique twist in my Oven Baked Eggplant Milanese Torta for an unforgettable meal!
- Pizza & Flatbreads: Ditch the traditional tomato sauce and replace it with your zucchini pesto for a unique and incredibly flavorful pizza base. It can transform simple creations like these Mini Caprese Pizzas into gourmet snacks that will impress everyone.
- Protein Topper: Spoon this rich pesto over grilled chicken, baked fish (like salmon or cod), pan-seared shrimp, or even a simple piece of tofu for a burst of fresh flavor that requires minimal effort.
- Salad Dressing: Thin the pesto with a bit of extra olive oil, a splash of water, and a squeeze of lemon juice, and whisk until it reaches a pourable consistency. It makes a zesty and herbaceous dressing for green salads or pasta salads.
- Eggs: A dollop of pesto stirred into scrambled eggs or drizzled over a fried egg makes for an incredibly flavorful breakfast or brunch.
😋 More Zucchini Recipes You’ll Love
If you’re looking for more creative and delicious ways to enjoy zucchini, look no further! This versatile vegetable shines in a variety of dishes, from savory to sweet. Here are some of my top picks:
- Air Fryer Zucchini Fries – Indulge in a healthier, crispy alternative to traditional french fries. These air-fried zucchini sticks are seasoned perfectly and make a fantastic side dish or snack.
- Avocado Sauce for Zoodles – Discover how to create a super simple, refreshing cold zoodle side dish. It’s light, flavorful, and can easily be upgraded to a main course with the addition of protein like chipotle-lime shrimp.
- Chocolate Zucchini Cake – Zucchini isn’t just for savory dishes! Experience the magic of this moist, rich, and utterly decadent chocolate cake, where grated zucchini adds incredible moisture without any discernible vegetable taste.
- Zucchini Lasagna – For a lighter, yet equally satisfying take on classic lasagna, this fantastic recipe from Love and Lemons uses thinly sliced zucchini noodles instead of pasta sheets, creating a flavorful and wholesome meal.
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📋 Recipe Card

Easy Creamy Zucchini Pesto (without pine nuts)
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Ingredients
- 2 medium zucchini
- 2 cups fresh basil
- ½ cup chopped walnuts
- 2 tablespoons jarred minced garlic
- ¼ cup olive oil
- ½ cup grated Parmesan cheese
- 2 teaspoons water
- 2 sundried tomatoes (optional)
- salt and pepper to taste (optional)
Instructions
-
Wash the zucchini thoroughly and slice it into rough chunks. These don’t need to be precise, just small enough to fit easily into your food processor or blender.2 medium zucchini
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Add all the ingredients, including the chopped zucchini, fresh basil, walnuts, minced garlic, olive oil, grated Parmesan cheese, water, optional sundried tomatoes, and salt and pepper to taste, into a food processor or high-speed blender. Pulse initially until the zucchini and other ingredients begin to break down, then process continuously until the mixture is smooth and reaches your desired pesto consistency.2 cups fresh basil, ½ cup chopped walnuts, 2 tablespoons jarred minced garlic, ¼ cup olive oil, ½ cup grated Parmesan cheese, 2 teaspoons water, 2 sundried tomatoes, salt and pepper to taste
Notes
- Consistency Adjustment: For a thinner sauce perfect for pasta, add a little more olive oil or water. For a thicker spread for sandwiches or bruschetta, use less liquid. Always adjust to your preference.
- Flavor Balance: After blending, taste the pesto and adjust seasonings. You might want more salt, pepper, a touch more basil, or Parmesan to achieve your ideal flavor profile.
- Nutty Alternatives: Feel free to swap walnuts for other nuts like pine nuts, almonds, or even sunflower seeds for a nut-free option, to suit dietary needs or simply for a different flavor.
- Dairy-Free Option: To make this pesto vegan or dairy-free, simply omit the Parmesan cheese and incorporate 1 tablespoon of nutritional yeast for that cheesy, umami flavor.
- Enhanced Creaminess: For an extra rich and creamy texture, blend in a dollop (about 1-2 tablespoons) of Greek yogurt or ricotta cheese. This adds a lovely smoothness and subtle tang.
- Green Boost & Flavor Twist: Incorporate a handful of fresh spinach, kale, or arugula into the blender along with the basil. This not only adds extra nutrients but also a peppery or earthy undertone to your pesto.
- Refrigeration: Store leftover pesto in an airtight container in the fridge for up to 5 days. To prevent the vibrant green color from browning, press a piece of plastic wrap directly onto the surface of the pesto, or pour a thin layer of olive oil on top before sealing.
- Freezing: This pesto freezes beautifully! Portion it into ice cube trays or small airtight containers and freeze for up to 3 months. Thaw overnight in the refrigerator or at room temperature for a few hours before use.
Serving Suggestions
This versatile zucchini pesto can elevate a wide array of dishes:
- Pasta Perfection: Toss generously with your favorite hot pasta for a quick, fresh, and incredibly flavorful meal.
- Savory Spreads & Dips: Use it as a vibrant spread for sandwiches, wraps, and bruschetta, or serve as a delicious dip for fresh vegetables and crackers.
- Pizza Base: Substitute traditional tomato sauce with this pesto for a unique and herbaceous pizza or flatbread base.
- Protein Enhancement: Spoon it over grilled chicken, pan-seared shrimp, baked salmon, or tofu for an instant flavor boost.
- Zesty Salad Dressing: Thin the pesto with a bit of extra olive oil and lemon juice to create a vibrant and zesty salad dressing.
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Nutrition
Nutritional information is an estimate. The nutritional values for your final dish may vary based on measuring differences and products used.
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