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Greek Steak Sandwich Recipe
You can serve this recipe with salad and ranch dressing. Ingredients 3 tablespoons red wine vinegar, divided 4 teaspoons extra-virgin olive oil, divided 1 tablespoon minced garlic 1 teaspoon dried oregano 12 ounces flank steak, trimmed 1/2 teaspoon kosher salt, divided 3/8 teaspoon freshly ground black pepper, divided Cooking spray 2 tablespoons plain fat-free Greek yogurt 1/4 teaspoon Dijon mustard 4 (6-inch) whole-wheat pitas 4 romaine lettuce leaves 4