Skirt Steak With Chimichurri Sauce

Name: Skirt Steak With Chimichurri Sauce
Ingredients: One 1 1/2 pounds skirt steak (about 1/2-inch thick), cut in half crosswise; Kosher salt and freshly ground black pepper; Vegetable oil, for brushing; 1/2 cup Chimichurri Sauce; 1/2 cup red wine vinegar; 1 teaspoon kosher salt, more as needed; 3 to 4 garlic cloves, thinly sliced or minced; 1 shallot, finely chopped; 1 Fresno chile or red jalapeño, finely chopped; 2 cups minced fresh cilantro; 1 cup minced flat-leaf parsley; 1/3 cup finely chopped fresh oregano; 3/4 cups extra virgin olive oil