Make the pesto: In a blender, combine all ingredients and puree until smooth. Taste and adjust quantities to fit your preferences. Set aside.
Wash and cut tops off of each zucchini.
Using spiralizer, cut zucchini into noodles.
Transfer to a mixing bowl and top with pesto. With your hands, massage pesto into zucchini noodles until evenly coated.
Serve.