Place the parsley, cilantro (if using), oregano, garlic, and shallot in a food processor and pulse a few times until finely chopped
If you don't have a food processor, use a sharp knife to finely chop everything
Pour the mix into a small bowl
Simply stir in the olive oil, vinegar, lime juice, salt, pepper, and crushed red pepper flakes
Mix until everything is nicely mixed
Give it a taste and adjust the seasonings as needed
Simply chill the sauce at room temperature for 30 minutes before serving
It will allow the flavors to combine and really pop. It can relax for up to two hours
