Kosher salt and freshly ground black pepper, to taste
1/3 cup olive oil
To make the pesto, combine basil, garlic, pine nuts and Parmesan in the bowl of a food processor; season with salt and pepper, to taste. With the motor running, add olive oil in a slow stream until emulsified; set aside.
Store in an airtight container in the refrigerator for up to 1 week.