Step 1

Add the basil leaves, to the bowl of a food processor or blender.

Step 2

Zest about 1/2 teaspoon of lemon zest and add the pistachios, parmesan cheese, 3 cloves garlic, 1/8 teaspoon red pepper flakes in a blender or food processor.

Step 3

Blend or pulse until you have a rough chop.

Step 4

While the machine is running, gradually drizzle in olive oil, and continue to blend until a smooth paste is formed. Add about 1-2 teaspoons of fresh squeezed lemon juice and blend again.

Step 5

Taste for seasonings and adjust as needed wtih salt and pepper or extra lemon juice.