3 Packs BARILLA Creamy Genovese Pesto Sauce is a vegetarian pasta sauce with a rich, nutty flavor. Each serving size is 1/4 cup with 100 calories per serving. The sauce is made by Barilla, a well-known Italian brand. It has a fresh expiration date and comes in packs of 3, perfect for pantry storage. This versatile product can be used as a sauce, marinade, or dip.