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When the farmers’ market stalls begin to fill with tangled, curly green stalks, every seasonal cook knows that spring has truly arrived. These whimsical greens are garlic scapes, the flowering stems of hardneck garlic plants. While they might look like strange, long green beans or scallions with a twist, they carry a magical, mellow garlic flavor that is simply unmatched. My favorite way to preserve this fleeting season is by making a batch of garlic scape pesto. This vibrant, emerald-green sauce is punchy yet smooth, offering a fresher alternative to the traditional basil-heavy versions we enjoy in the summer. If you have ever felt that raw garlic in pesto was a bit too aggressive, this garlic scape pesto is the sophisticated solution you have been waiting for.
Why This Recipe Works
The primary reason this garlic scape pesto works so well is the unique texture and flavor profile of the scapes themselves. Unlike garlic cloves, which can be sharp and biting, scapes have a vegetable-forward sweetness that balances the natural pungency. When blended, they create a thick, luscious base that holds onto olive oil beautifully. Furthermore, this recipe is incredibly resilient. Because scapes are sturdier than delicate herbs like basil, this pesto does not oxidize (turn brown) nearly as quickly as traditional pesto. This means your garlic scape pesto will stay bright green in the fridge for days, making it perfect for meal prep or gifting to friends during the harvest season. It is also an excellent way to use the entire plant, supporting sustainable, nose-to-tail (or bulb-to-stem) eating habits.
Ingredients
To create the perfect garlic scape pesto, you need a balance of fat, acid, salt, and crunch. Here is what you will need:
- Garlic Scapes: About 10 to 12 large scapes, with the woody ends and the flowery bulb removed. You can learn more about identifying these at this external link.
- Walnuts or Pine Nuts: I prefer walnuts for their earthy depth, but pine nuts provide a classic buttery finish.
- Extra Virgin Olive Oil: Use a high-quality oil, as its flavor will shine through in the final sauce.
- Parmesan Cheese: Freshly grated Parmigiano-Reggiano adds the necessary salty, umami kick.
- Lemon Juice: Freshly squeezed lemon brightens the entire mixture and cuts through the richness.
- Salt and Black Pepper: To taste, ensuring the flavors are fully elevated.
Equipment
You do not need a professional kitchen to master this garlic scape pesto, but a few key tools make the process seamless:
- Food Processor or High-Speed Blender: A food processor is ideal for achieving a slightly textured, rustic pesto. A blender will yield a smoother, more emulsion-like sauce.
- Rubber Spatula: Essential for scraping down the sides of the bowl to ensure every bit of scape is incorporated.
- Microplane or Grater: For the freshest cheese and lemon zest.
- Airtight Glass Jars: For storing your beautiful creation in the refrigerator.
Step by Step Guide
Follow these simple steps to bring your garlic scape pesto to life:
Step 1: Prep the Scapes
Wash your garlic scapes thoroughly. Trim off the very bottom (the woody, tough end) and the pointed tip above the flowering bulb. Chop the remaining green stalks into 1-inch pieces. This helps the food processor break them down evenly without overworking the motor.
Step 2: Pulse the Aromatics
Place the chopped garlic scapes and your choice of nuts into the bowl of the food processor. Pulse several times until the mixture resembles a coarse meal. Do not over-process at this stage; you want to maintain some texture.
Step 3: Add Cheese and Seasoning
Add the grated Parmesan cheese, lemon juice, salt, and pepper. Pulse a few more times to combine. The scent of the garlic scape pesto will start to become quite aromatic at this point.
Step 4: Stream in the Oil
With the motor running on low, slowly drizzle in the extra virgin olive oil through the feed tube. Continue processing until the pesto reaches your desired consistency. Some prefer a thick paste, while others like a thinner sauce that pours easily.
Step 5: Taste and Adjust
Stop the processor and taste a small amount. Add more salt or lemon juice if needed. If the garlic flavor is too intense, you can add a handful of fresh spinach or parsley and pulse again to mellow it out.
To Incorporate With
The versatility of garlic scape pesto is virtually endless. It is a fantastic companion to a variety of dishes. Of course, it is a classic choice for tossing with warm pasta—the residual heat from the noodles helps release the garlic aroma. You might also want to try it as a base for a spring-themed pizza, topped with goat cheese and asparagus. For a lighter option, use it as a dressing for a cold pasta salad or drizzle it over grilled chicken or flank steak. I personally love spreading it on a toasted baguette as a foundation for a tomato and mozzarella sandwich. For more inspiration on seasonal pairings, check out our guide on internal link recipe ideas.
Varieties / Substitutions
If you want to put a twist on your garlic scape pesto, here are a few suggestions:
- Vegan Option: Swap the Parmesan for nutritional yeast or a vegan parmesan alternative. The nutty flavor of the yeast complements the scapes perfectly.
- Nut-Free: Use sunflower seeds or pumpkin seeds (pepitas) instead of walnuts or pine nuts. This is great for school lunches!
- Herbaceous Twist: Replace half of the scapes with fresh basil or cilantro for a more complex, multi-layered herb sauce.
- Spicy Kick: Add a pinch of red pepper flakes or a small deseeded jalapeño during the blending process for a spicy garlic scape pesto.
Tips for Success
To ensure your garlic scape pesto turns out perfectly every time, keep these tips in mind. First, always toast your nuts before adding them to the processor; this releases natural oils and enhances the flavor significantly. Second, if you find the raw scapes a bit too sharp for your palate, you can blanch the chopped scapes in boiling water for 60 seconds, then immediately shock them in ice water. This softens their texture and mellows the “garlic bite.” Finally, when storing the pesto, pour a thin layer of olive oil over the top of the jar before sealing. This creates a natural barrier against air, keeping your garlic scape pesto incredibly green and fresh.
10 Frequently Asked Questions
1. How long does garlic scape pesto last in the fridge?
When stored in an airtight jar with a layer of oil on top, it will stay fresh for up to one week.
2. Can I freeze garlic scape pesto?
Yes! It freezes beautifully. I recommend freezing it in ice cube trays, then transferring the frozen cubes to a freezer bag. It will last for up to 6 months.
3. Why is my pesto bitter?
Bitterness can occur if the olive oil is over-processed at high speeds. Try pulsing the oil in at the end or stirring it in by hand.
4. Do I need to peel the scapes?
No, scapes do not need to be peeled, but the woody bottom ends should be discarded.
5. What can I use if I can’t find garlic scapes?
You can use a mix of green onions (scallions) and 1-2 cloves of fresh garlic to mimic the flavor profile.
6. Are garlic scapes spicy?
They have a mild garlic heat, but they are generally less spicy than raw garlic cloves.
7. Is this pesto gluten-free?
Yes, this garlic scape pesto is naturally gluten-free.
8. Can I use a mortar and pestle?
Absolutely. It takes more elbow grease, but a mortar and pestle creates a beautiful, traditional texture.
9. Should I remove the bulb in the middle of the scape?
Yes, the bulbous part can be a bit tough or fibrous; most cooks prefer to remove it and the thin stringy bit above it.
10. Can I use different cheeses?
Yes, Pecorino Romano or even a dry aged Manchego can be used for a different flavor profile.
Conclusion
Creating your own garlic scape pesto is one of the greatest joys of the spring kitchen. It captures a moment in time when the garden is waking up and the flavors are at their most vibrant. Whether you are tossing it with pasta, spreading it on sandwiches, or freezing it to enjoy during the winter months, this sauce is a testament to the beauty of seasonal eating. Don’t let scape season pass you by without trying this simple, delicious, and aromatic recipe. Happy cooking!