Traditional basil pesto — pesto alla genovese — is made from fresh basil, pine nuts, garlic, Parmesan cheese, and olive oil, blended into a vivid green, fragrant paste. Originating in the Liguria region of northern Italy, it is one of the most iconic sauces in Italian cuisine and has become a global pantry staple in both fresh and jarred forms. Its flavor is bright, herby, nutty, slightly sharp from the garlic and cheese, and richly aromatic from the basil.
Pesto is used as a pasta sauce, a pizza base, a sandwich spread, a dip for bread, a marinade for chicken or fish, and a finishing sauce for roasted vegetables and soups. Its versatility comes from its balanced fat content (from the oil and cheese), its herb intensity, and its depth from the nuts and garlic. In cooking, pesto should generally not be heated vigorously — it is best stirred into hot pasta off the heat or added at the end of cooking to preserve its color and fresh flavor.
You might need a pesto substitute because you are out of basil, avoiding nuts or dairy, or simply want to experiment with different herb profiles. Many alternatives capture pesto's role as a rich, herby, versatile sauce even if they can't replicate its exact flavor.
■Best Substitutes for Pesto (Basil)
These alternatives range from different pestos to completely different herb sauces, each suited to specific dishes and flavor goals.
| Substitute | Flavor / Texture Match | Swap Ratio |
|---|---|---|
| Sun-dried tomato pesto | Rich, sweet-savory, red — very different but same function | 1:1 |
| Arugula pesto | Peppery, bright, similar green texture | 1:1 |
| Kale pesto | Earthier, heartier, slightly bitter | 1:1 |
| Walnut pesto (without basil) | Nutty, earthy, rich — uses parsley or spinach as herb base | 1:1 |
| Chimichurri | Herby, garlicky, vinegary — very different character | 1:1 |
| Gremolata | Fresh, bright, lemon-forward — much thinner | Use ½–¾ the amount (thinner consistency) |
| Tapenade | Briny, olive-forward, bold — completely different profile | Use ½ the amount |
| Herb oil (basil or parsley infused) | Lighter, less body — good for drizzling | 1:1 |
■How to Choose the Right Substitute
For pasta dishes, sun-dried tomato pesto is the most convenient jarred alternative and is often sold right next to basil pesto. It functions identically as a pasta sauce — toss with hot pasta and a splash of pasta water — but delivers a completely different flavor: sweet, rich, and intensely tomato-forward rather than herbal. This is a genuinely different dish but one that many people prefer.
For green herb pesto applications, arugula pesto is the closest substitute when fresh basil is unavailable. Arugula has a natural peppery, slightly bitter bite that gives pesto a lively, sharp quality. Combined with pine nuts or walnuts, garlic, Parmesan, and olive oil using the same method as traditional pesto, arugula pesto works on pasta, sandwiches, and pizza bases. Kale pesto follows the same principle and is even more nutritionally dense, though its flavor is earthier and less bright.
For dressings and sauces in contexts where pesto's herby, garlicky character is the key quality (rather than basil specifically), chimichurri is a compelling alternative. Chimichurri combines parsley, garlic, olive oil, red wine vinegar, and chili flakes into a punchy, bright, fresh green sauce that works beautifully on grilled meats, roasted vegetables, and as a sandwich condiment. It is thinner and more acidic than pesto, which actually makes it more versatile in many applications.
■Frequently Asked Questions
What is the best substitute for basil pesto in pasta?
Sun-dried tomato pesto is the most practical jarred substitute that functions identically. For a fresh alternative, arugula pesto or kale pesto made at home delivers a similar creamy, herby result with a different but appealing flavor.
Can I make pesto without basil?
Yes. Parsley, arugula, kale, spinach, mint, and cilantro can all serve as the herb base for a pesto-style sauce. Use the same ratios as traditional pesto — herbs, nuts, garlic, cheese, and oil — and blend until smooth.
What can I use instead of pesto on pizza?
Sun-dried tomato pesto, tapenade, or a simple garlic oil all make excellent pizza base alternatives to pesto. Chimichurri can also work as a post-bake drizzle on a white pizza.
Is chimichurri a substitute for pesto?
Chimichurri and pesto share similar roles as herb-based sauces, but they are quite different in flavor. Chimichurri is more acidic (it contains vinegar), spicier, and is based on parsley and oregano rather than basil. It works well in applications where pesto might be used, particularly on grilled proteins and roasted vegetables.
Can I freeze pesto?
Yes. Pesto freezes very well. Spoon it into ice cube trays, freeze until solid, then transfer to a freezer bag. Frozen pesto keeps for up to 3 months and thaws quickly when stirred into hot pasta or placed in a small bowl at room temperature.
See also: Food Substitutes Guide | Fresh Basil Substitutes | Sun-Dried Tomatoes Substitutes | Walnuts Substitutes