May be made up to 3 days in advance. From: Susan Costner. Good Friends, Great Dinners. Crown Publishers, 1987.more
cup loosely packed fresh basil leaves
cup (1stick) unsalted butter, softened
In a food processor, mince the basil leaves; then add the butter a little at a time until well-blended. Transfer to a bowl, and refrigerate until ready to use. Serve at room temperature.