The red wine vinegar adds an excellent flavor to the relish...do yourself a favor, and make this recipe soon...you will not be sorry! :)Enjoy!***Steaks with Kalamata-Olive Chimichurri Source: bon appetit magazineRecipe by Jeanne Thiel KelleyFebruary 2009 Chimichurri, the traditional accompaniment for steak in Argentina, is an olive oil-based sauce with vinegar, parsley, and other seasonings.