7 Delicious Walnut Pesto Recipes You Need to Try

Have you ever wondered what makes a good walnut pesto recipe truly unforgettable? Sure, the classic basil and pine nuts combo is great, but what if I told you there’s an even richer, nuttier option out there? Enter walnut pesto a delicious twist that’s packed with flavor, nutrients, and a whole lot of character.

I remember the first time I tried a walnut pesto recipe. I was at a friend’s dinner party, and she served it over freshly made pasta. The creamy texture and deep, earthy flavor blew me away. I couldn’t believe how much it elevated a simple dish. After that night, I was hooked and knew I had to experiment with making it myself.

Walnut pesto recipes aren’t just for pasta either. They’re perfect for spreading on sandwiches, drizzling over roasted veggies, or even as a dip for some crunchy breadsticks. The best part? These recipes for walnut pesto are incredibly versatile and easy to customize. Plus, walnuts have this slightly sweet, buttery flavor that makes the pesto feel like an upgrade on the traditional version.

Whether you’re a pesto newbie or a seasoned pro, these seven walnut pesto recipes will take your cooking game to the next level. And, if you’re wondering why your walnut pesto might taste a bit bitter or whether you should toast your nuts (the answer is yes, by the way), I’ve got all those answers for you, too. So, grab your blender and let’s get to it!

What is Walnut Pesto?

Walnut pesto is a variation of the classic Italian sauce traditionally made with basil, garlic, pine nuts, Parmesan cheese, and olive oil. In this walnut pesto recipe, walnuts replace the pine nuts, lending a richer, more robust flavor. The result is a thicker, creamier sauce with a nutty taste that’s less sharp than the traditional recipe.

The beauty of a walnut pesto recipe lies in its versatility. Walnuts have a unique texture that makes the pesto almost velvety, and their subtle sweetness balances the garlic and Parmesan perfectly. Unlike pine nuts, which can be pricey and hard to find, walnuts are more accessible and have their own set of health benefits they’re high in omega-3 fatty acids and antioxidants.

In comparison to traditional pesto, a walnut pesto recipe has a bolder, earthier flavor. It’s perfect for those who love a hearty sauce that stands up well to bold flavors like arugula or sun-dried tomatoes. Whether you’re spreading it on toast or mixing it into pasta, walnut pesto is a delicious way to switch things up in your kitchen.

Why is My Walnut Pesto Bitter?

There’s nothing more disappointing than tasting your homemade walnut pesto recipe only to find it’s bitter. So, what’s going wrong? The bitterness usually comes from one of three things: raw walnuts, over-blending, or too much garlic.

1. Raw Walnuts: Raw walnuts can sometimes have a slightly bitter, tannic taste. The solution? Toast them lightly before adding them to your walnut pesto recipe. Toasting helps mellow out the bitterness and enhances their natural sweetness.
2. Over-Blending: Believe it or not, blending your walnut pesto recipe for too long can release bitter compounds from the walnuts. The trick is to pulse the ingredients just enough to combine them, but not so much that the mixture becomes a completely smooth paste.
3. Too Much Garlic: While garlic is a staple in pesto, using too much can overpower the other flavors and contribute to a bitter taste. Try starting with a small amount and adding more to taste as you blend.

If you find your walnut pesto recipe too bitter after it’s already made, you can balance it out by adding a bit of sweetness think honey, a splash of balsamic vinegar, or even a bit of extra Nutritional Yeast. Sometimes, a pinch of salt or a squeeze of lemon juice can also help brighten up the flavor.

Is Pesto Better with Pine Nuts or Walnuts?

Ah, the great debate! Both pine nuts and walnuts bring something unique to the table. It really comes down to personal preference and what you’re looking for in your walnut pesto recipe.

• Pine Nuts: These little seeds (yes, they’re technically seeds, not nuts) are known for their creamy texture and buttery flavor. They create a smooth, almost luxurious pesto that pairs beautifully with the delicate taste of basil. Pine nuts are traditional, but they can be expensive and hard to find.
• Walnuts: On the other hand, walnuts offer a more robust, earthy flavor. They’re slightly more bitter than pine nuts but have a satisfying crunch and richness. A walnut pesto recipe is perfect when you want a heartier, more substantial sauce. Plus, walnuts are more affordable and easier to find, making them a great alternative.

Personally, I like to use walnuts when I want a pesto that can stand up to stronger flavors, like in a spicy arugula walnut pesto recipe. For something more traditional, I might stick with pine nuts. But don’t be afraid to experiment! Mixing different nuts or even seeds can yield delicious, unique results.

Which Nuts are Best for Pesto?

When it comes to making a great walnut pesto recipe, the sky’s the limit with nuts. While pine nuts and walnuts are the most common, there are plenty of other options to explore:

1. Almonds: These add a mild, slightly sweet flavor and a great texture. Try them in a basil or sun-dried tomato walnut pesto recipe for a subtle twist.
2. Cashews: Creamy and rich, cashews make for a smooth pesto with a bit of sweetness. They’re especially good in vegan pestos, where they can help replicate the creaminess of cheese.
3. Pecans: Similar to walnuts but slightly sweeter and less bitter, pecans are perfect for a rich, dessert-like pesto. Try them with a mix of fresh herbs and a touch of honey.
4. Sunflower Seeds: For a nut-free option, sunflower seeds are a great choice. They’re mild and blend well, though they don’t offer quite the same creaminess as nuts.

In my kitchen, I’ve tried just about every nut and seed I can think of in a walnut pesto recipe. My advice? Go with what you have on hand and don’t be afraid to experiment. The worst that can happen is you’ll discover a new favorite combination!

Can You Substitute Other Nuts for Pine Nuts in Pesto?

Absolutely! Pine nuts can be swapped out for almost any other nut, depending on the flavor and texture you’re after in your walnut pesto recipe. Here are a few of my favorite substitutions:

• Walnuts: As mentioned, they’re a bit bolder and more bitter than pine nuts but work beautifully in a traditional walnut pesto recipe.
• Almonds: These are a great option if you want something similar in texture but slightly sweeter.
• Pistachios: These give your walnut pesto recipe a lovely green color and a sweet, delicate flavor. Perfect for a twist on traditional pesto.
• Hazelnuts: Rich and nutty, hazelnuts are a fantastic choice for a unique, flavorful pesto. Pair them with arugula or spinach for a delicious combo.

When substituting, just keep in mind that each nut will affect the flavor and texture of your walnut pesto recipe. Start with a small amount and taste as you go, adding more until you get the balance just right.

How Long Does Walnut Pesto Last in the Fridge?

Storing your walnut pesto recipe properly can extend its shelf life and keep it tasting fresh. Here’s what you need to know:

• In the Fridge: Walnut pesto will typically last about 5 to 7 days in the fridge. To keep it fresh, store it in an airtight container and drizzle a thin layer of olive oil over the top. This helps prevent oxidation and keeps the vibrant green color.
• In the Freezer: For longer storage, freeze your walnut pesto recipe in ice cube trays or small containers. It will last up to 3 months in the freezer. Just thaw it in the fridge overnight or at room temperature for a couple of hours before using.
• Signs of Spoilage: If your walnut pesto starts to darken, smells off, or has a sour taste, it’s time to toss it. Fresh pesto should be bright green and smell fragrant, not musty or sour.

Nothing beats having homemade walnut pesto ready to go in the fridge. It’s such a lifesaver for quick meals and adds a ton of flavor to almost anything.

Should You Toast Nuts for Pesto?

Short answer: Yes, if you want a deeper, more complex flavor in your walnut pesto recipe. Toasting nuts brings out their natural oils and intensifies their flavor, which can really elevate your pesto. Here’s how to do it:

1. How to Toast: Spread your walnuts in a single layer on a baking sheet. Toast them in a 350°F (175°C) oven for about 8-10 minutes, or until they’re fragrant and just starting to brown. Be careful not to burn them!
2. Stovetop Option: You can also toast nuts in a dry skillet over medium heat, stirring frequently until they’re golden and smell amazing.
3. When to Skip Toasting: If you prefer a milder, more raw taste, or if you’re in a rush, you can skip this step. The walnut pesto recipe will still be delicious, just a bit different in flavor.

In my experience, toasting is almost always worth the extra few minutes. It’s a small step that makes a big difference in the final dish.

What is a Good Alternative Cheese for Pesto?

If you’re looking to switch things up from the traditional Parmesan, there are plenty of options to choose from in your walnut pesto recipe:

1. Pecorino Romano: A bit saltier and sharper than Parmesan, it’s a classic alternative that works beautifully in pesto.
2. Asiago: With its nutty, slightly sweet flavor, Asiago adds a unique twist to your walnut pesto recipe. Try it with a combination of basil and arugula.
3. Grana Padano: Similar to Parmesan but a bit milder, it’s perfect if you want a more delicate flavor.
4. Vegan Options: If you’re avoiding dairy, try using nutritional yeast or a store-bought vegan Parmesan. You can also blend in some soaked cashews for extra creaminess.

I’ve played around with all sorts of cheese in my walnut pesto recipes, and each one brings its own character. Don’t be afraid to get creative and find your favorite!

1.Vegan Walnut Pesto Recipe

Ingredients:

• 2 cups fresh basil leaves
• 1/2 cup toasted walnuts
• 1/4 cup nutritional yeast
• 2 cloves garlic, minced
• 1/2 cup olive oil
• 1 tablespoon lemon juice
• Salt and pepper to taste

Instructions:

1. In a food processor, combine basil, toasted walnuts, nutritional yeast, and garlic. Pulse until finely chopped.
2. With the processor running, slowly add the olive oil until smooth.
3. Add lemon juice, salt, and pepper, and pulse to combine.
4. Taste and adjust seasoning as needed.

Personal Anecdote: When I first tried to make a vegan walnut pesto recipe, I was skeptical about using nutritional yeast instead of Parmesan. But it turned out to be delicious! The yeast adds a cheesy, savory flavor that’s surprisingly close to the real thing.

2. Vegan-Friendly Classic Walnut Basil Pesto Recipe

Ingredients:

• 2 cups fresh basil leaves, packed
• 1/2 cup toasted walnuts
• 1/4 cup nutritional yeast (or vegan Parmesan)
• 2 cloves garlic, minced
• 1/2 cup extra-virgin olive oil
• 1 tablespoon lemon juice
• Salt and pepper to taste

Instructions:

1. In a food processor, combine the basil, toasted walnuts, nutritional yeast, and garlic. Pulse until finely chopped.
2. With the processor running, slowly pour in the olive oil until the mixture is smooth and creamy.
3. Add the lemon juice, salt, and pepper, and pulse to combine.
4. Taste and adjust the seasoning as needed. If the pesto is too thick, add a bit more olive oil.
5. Use immediately or store in the fridge for up to a week.

Tips:
Nutritional yeast provides a cheesy flavor without the dairy, making this pesto perfect for pasta, sandwiches, or as a dip.

2. Vegan-Friendly Spicy Walnut and Arugula Pesto Recipe

Ingredients:

• 2 cups arugula
• 1/2 cup toasted walnuts
• 1/4 cup nutritional yeast (or vegan Parmesan)
• 1 clove garlic, minced
• 1/4 cup olive oil
• 1/2 teaspoon red pepper flakes
• Salt and pepper to taste

Instructions:

1. Combine arugula, toasted walnuts, nutritional yeast, and garlic in a food processor. Pulse until well chopped.
2. Slowly add the olive oil while the processor is running until smooth.
3. Add red pepper flakes, salt, and pepper, and pulse to combine.
4. Taste and adjust the seasoning. For more heat, add additional red pepper flakes.
5. Serve immediately or store in the fridge for up to a week.

Suggested Uses:
This vegan-friendly spicy pesto is amazing on pizza or drizzled over roasted vegetables.

3. Vegan-Friendly Creamy Walnut and Spinach Pesto Recipe

Ingredients:

• 1 cup fresh spinach
• 1 cup fresh basil leaves
• 1/2 cup toasted walnuts
• 1/4 cup nutritional yeast (or vegan Parmesan)
• 1 clove garlic, minced
• 1/4 cup olive oil
• 2 tablespoons unsweetened vegan yogurt (such as soy or coconut)
• Salt and pepper to taste

Instructions:

1. Combine spinach, basil, toasted walnuts, nutritional yeast, and garlic in a food processor. Pulse until well chopped.
2. Add olive oil and vegan yogurt, and process until smooth and creamy.
3. Season with salt and pepper, and pulse to combine.
4. Serve immediately or store in the fridge for up to a week.

Tips:
The vegan yogurt adds creaminess to this pesto, making it perfect for spreading on sandwiches or mixing into pasta salads.

4. Vegan-Friendly Walnut and Sundried Tomato Pesto Recipe

Ingredients:

• 1/2 cup sun-dried tomatoes in oil, drained
• 1/2 cup toasted walnuts
• 1/4 cup fresh basil leaves
• 1 clove garlic, minced
• 1/4 cup olive oil
• 1/4 cup nutritional yeast (or vegan Parmesan)
• Salt and pepper to taste

Instructions:

1. Combine sun-dried tomatoes, toasted walnuts, basil, and garlic in a food processor. Pulse until finely chopped.
2. With the processor running, add olive oil until the mixture is smooth.
3. Add nutritional yeast, salt, and pepper, and pulse to combine.
4. Serve immediately or store in the fridge for up to a week.

Creative Serving Suggestions:
This vegan sun-dried tomato pesto is fantastic on grilled vegetables or mixed into a creamy risotto.

5. Vegan-Friendly Walnut Pesto Recipe with Roasted Red Peppers

Ingredients:

• 1/2 cup roasted red peppers
• 1/2 cup toasted walnuts
• 1/4 cup fresh parsley
• 1 clove garlic, minced
• 1/4 cup olive oil
• 1/4 cup nutritional yeast (or vegan Parmesan)
• Salt and pepper to taste

Instructions:

1. Combine roasted red peppers, toasted walnuts, parsley, and garlic in a food processor. Pulse until finely chopped.
2. With the processor running, add olive oil until the mixture is smooth.
3. Add nutritional yeast, salt, and pepper, and pulse to combine.
4. Serve immediately or store in the fridge for up to a week.

Personal Anecdote:
I love how the sweetness of the roasted red peppers complements the nuttiness of the walnuts. This vegan pesto is perfect for sandwiches or pasta.

6. Vegan-Friendly Walnut and Kale Pesto Recipe

Ingredients:

• 2 cups fresh kale leaves, tough stems removed
• 1/2 cup toasted walnuts
• 1/4 cup nutritional yeast (or vegan Parmesan)
• 1 clove garlic, minced
• 1/4 cup olive oil
• 1 tablespoon lemon juice
• Salt and pepper to taste

Instructions:

1. In a food processor, combine kale, toasted walnuts, nutritional yeast, and garlic. Pulse until finely chopped.
2. Slowly add olive oil and lemon juice while the processor is running until smooth.
3. Season with salt and pepper to taste.
4. Serve immediately or store in the fridge for up to a week.

Practical Tips:
Kale is a nutritional powerhouse, and this vegan-friendly pesto is a great way to add more greens to your diet.

Tips for Storing and Using Walnut Pesto

• Storing: Always store your walnut pesto recipes in an airtight container in the fridge. Drizzle a thin layer of olive oil over the top to prevent browning.
• Using Leftovers: Don’t just use your walnut pesto recipes on pasta! Spread them on sandwiches, drizzle them over roasted veggies, or mix them into scrambled eggs for a flavorful breakfast.
• Freezing: Freeze your walnut pesto recipes in ice cube trays for easy, single-serve portions. Just pop a cube into hot pasta or soup for a quick flavor boost.

Love this walnut pesto recipe? You’ll definitely want to try it with our creamy butternut squash risotto for a perfect pairing. If you’re in the mood for something cozy, check out our hearty pumpkin and lentil soup, or dive into the rich flavors of our creamy vegan cashew sauce for a delicious plant-based twist!

Conclusion

Walnut pesto recipes are an amazing way to add rich, nutty flavor to so many dishes. Whether you’re making a classic basil walnut pesto recipe or experimenting with different nuts and herbs, there’s no wrong way to enjoy this delicious sauce. So, grab some walnuts and start blending your taste buds will thank you!

I hope you found these walnut pesto recipes and tips helpful. Do you have your own favorite way to make walnut pesto? Share your variations or tell us about your favorite pesto dishes in the comments below!