Preparation time - 15 minutes Cooking time - 10 minutes Ingredients: Beef flank - 1 pound Corn starch - 1 Tbsp Olive oil - 1 Tbsp Broccoli - 0.5 pounds Soy sauce - 6 Tbsp Brown sugar - 2 Tbsp Ginger - grated - 1.5 tsp Garlic cloves - 4 grated Sesame seeds - to garnish Hot water - 1/2 cup Sesame oil - 2 Tbsp Black pepper powder - 1/2 tbsp How to: Cut the beef into thin slices Cut the broccoli into small florets.