Beef and Broccoli in a Wok – Fustini's Oils & Vinegars

Ingredients

• 1 pound flank steak, skirt steak, hanger steak, or flap meat, cut into 1/4-inch thick strips
• 1/4 cup soy sauce (divided)
• 1/4 cup Fustini's Sherry Reserva vinegar (divided)
• 2 teaspoons cornstarch
• 1/3 cup low-sodium homemade or store-bought chicken stock
• 1/4 cup oyster sauce
• 1 tablespoon sugar
• 1 teaspoon Fustini’s Toasted Sesame oil
• 2 medium cloves garlic, finely minced (about 2 teaspoons)
• 2 teaspoons finely minced fresh ginger
• 3 scallions, whites finely sliced, greens cut into 1/2-inch segments, reserved separately
• 4 tablespoons vegetable, peanut, or canola oil
• 1 pound broccoli florets