Place all ingredients in a food processor. Pulse 5 to 7 times, scraping down sides of the bowl as needed, then blend until everything is well combined. Serve immediately, stirred into warm cooked pasta or as a spread. Pesto can also be frozen in an airtight container for up to a month.
YIELD: 1 cup I PREP TIME: 5 min I COOK TIME: 0 min I TOTAL TIME: 5 min