Pulse walnuts and garlic clove in a food processor until finely chopped.
Add kale, olive oil, Parmesan, 2 tablespoons lemon juice, and salt. Process until smooth, scraping down the sides as needed.
Taste, then season with additional lemon juice and salt, if desired.
Use pesto immediately or store in an airtight container in refrigerator. Enjoy!
Notes
Try this sauce in this Kale Pesto Pasta or this Kale Pizza!Recipe yields about 1 cup and makes enough for 1 pound pasta. One serving is considered 2 tablespoons.For best results, start with fresh kale leaves. Whether you use fresh or pre-chopped greens though, make sure to discard the tough stems.Check out info before recipe for more tips, variations, and ideas!