Create a light, crisp salad with the help of this Olive Garden Signature Italian Dressing. It contains a blend of classic herbs, oil and vinegar. This Italian salad dressing has a sweet and tangy taste. It has no trans fat and contains 80 calories per serving. You can add it to salads, pasta dishes or potato salad. Or, you can use it as a marinade or a delicious dip for fresh vegetables. This recipe has been a favorite with Olive Garden guests for almost 30 years.