In a container, mix the olive oil, water, vinegar and Worcestershire sauce. Mix until emulsified. Then add the rest of the ingredients and season to taste.
NOTE: Tasty to accompany steaks. To vary the flavor you can add a few drops of pique, combine with coriander and even add a pinch of cumin.
You can vary the recipe and make a red chimichurri using fresh or roasted tomatoes or red bell pepper and even add sweet paprika.