Sichuan Mouthwatering Chicken in Chilli Oil (Kou Shui Ji)

Ingredients

• 1 whole chicken (about 900g)
• 4 ginger slices
• 2 stalks spring onion
• 1 tbsp cooking wine
• Peanuts (toasted, finely chopped)
• Sesame seeds (toasted)
• Large bowl of ice water (enough to immerse the chicken)
• 2 slices of ginger
• 2 star anise
• 1 tsp cumin
• 4-6 dried chilli
• 2 bay leaves
• 1 tsp Sichuan peppercorn powder
• 4-5 grains Sichuan peppercorn
• 2 tbsp chilli powder
• 1 ½ tsp Chinese five spice powder
• 1 tbsp sesame seeds
• 4-6 tbsp red chilli oil
• 2 tbsp black vinegar
• 1 tbsp sesame oil
• 2 tbsp cooking wine
• 2 tsp sugar
• ½ tsp of salt
• 1 tbsp light soy sauce
• 2 garlic cloves (minced)
• ½ tbsp spring onion (minced)
• coriander (minced) for garnish