Ww Core Mongolian Beef Recipe

Ingredients

• 1 pound Lean flank steak
• 2 tablespoons Cornstarch
• 0.25 cup Low-sodium soy sauce
• 0.25 cup Water
• 2 tablespoons Packed brown sugar
• 1 teaspoon Fresh ginger, minced
• 3 cloves Garlic, minced
• 2 teaspoons Sesame oil
• 4 Green onions, chopped
• Cooking spray
• 0.25 teaspoon Red pepper flakes (optional)