skirt steak recipe

1 1/2 pounds skirt steak - 2 tablespoons olive oil - 1 teaspoon salt - 1/2 teaspoon black pepper - 1/2 teaspoon garlic powder - 1/2 teaspoon paprika **For the Chimichurri Sauce:** - 1 cup fresh parsley, finely chopped - 1/2 cup fresh cilantro, finely chopped - 1/4 cup red wine vinegar - 3 cloves garlic, minced - 1/2 teaspoon red pepper flakes (optional) - 1/2 cup olive oil - Salt and pepper to taste