Teriyaki Daging Sapi

Bahan-bahan (2 porsi)

• 8 oz (230g) beef flap meat (or tenderloin)
• oil (for pan-frying)
• 1/2 tablespoon soy sauce
• 1/2 tablespoon Japanese cooking sake
• 2 tablespoons soy sauce
• 2 tablespoons Japanese cooking sake
• 2 tablespoons sugar
• 2 tablespoons mirin (sweet rice wine)
• 1 teaspoon cornstarch (mixed with 1 teaspoon water)
• white sesame seeds
• some chopped scallions (optional)