Gunpowder Chicken - Wing Yip

Ingredients

• 500g boneless chicken thighs
• 1 tbsp Wing Yip Dark Soy Sauce
• 2 tbsp sunflower/vegetable oil
• 8-9 dried whole red chillies
• 1 tsp Szechuan peppercorns, lightly crushed
• 200g roasted peanuts
• 2 spring onions, thinly sliced
• 1 ltr chicken stock
• 4 tbsp Wing Yip Dark Soy Sauce
• 2 tbsp rice vinegar
• 1 tbsp Chinese black vinegar
• 1 tsp sugar or honey
• 1 tbsp cornflour