olive oil cooking spray |
1 pound(s) flank steak, about 3/4-inch thick fat trimmed |
1/2 teaspoon(s) fine sea salt |
1/4 cup(s) nonfat plain greek-style yogurt |
2 tablespoon(s) red wine vinegar |
1 tablespoon(s) extra-virgin olive oil |
1 tablespoon(s) low-sodium vegetable broth |
20 sprig(s) fresh flat-leaf parsley |
5 sprig(s) fresh oregano leaves from |
4 clove(s) garlic |
1/2 teaspoon(s) red pepper flakes |
1/4 teaspoon(s) fine sea salt divided |