Classic Basil Pesto Sauce

1.In a food processor, combine the basil leaves, Parmesan cheese, pine nuts, and garlic cloves.

2.Pulse the ingredients until finely chopped.

3.With the food processor running, slowly drizzle in the olive oil until the mixture is smooth and well combined.

4.Season with salt and pepper to taste, and pulse a few more times to mix well.

5.Transfer the pesto sauce to a jar or airtight container for storage.