<human>:  How to make a chimichurri sauce?
<bot>: To make a chimichurri sauce, start by finely chopping 1 cup of fresh parsley and combining it in a bowl with ½ cup of extra-virgin olive oil, 1 crushed garlic clove, 2 tablespoons of minced fresh oregano, 2 tablespoons of red wine vinegar, 1 teaspoon of salt, and ½ teaspoon of crushed red pepper flakes. Mix until everything is blended, and then taste and adjust seasoning if desired. That's it! Enjoy!