Chicken Teriyaki

Ingredients:
- 1/2 kilo chicken
- 5 tbsp soy sauce
- 3 tbsp vinegar
- salt and pepper
- 2 tbsp sugar
- 2 tbsp cooking oil
- 6 tbsp teriyaki sauce

Directions:
1. Mix chicken, soy sauce, vinegar, salt, pepper, sugar and marinate for 30 minutes or more.
2. Boil mixture, simmer until sauce thickens.
3. Add oil and teriyaki sauce and simmer for another 5 minutes.
4. Serve.