Kung Pao Chicken & Mushrooms

Ingredients

• 600 g chicken thigh fillets, cut into 3cm pieces
• 200 g button mushrooms, large ones halved
• 2 tbsp peanut oil
• 1 red capsicum, chopped
• 1 yellow capsicum, chopped
• 8 whole dried chillies, deseeded (optional)
• ½ cup chopped roasted peanuts
• Cooked jasmine rice, to serve
• 4 green spring onions, plus extra sliced to garnish
• ½ small leek, white part finely chopped
• ¼ cup light soy sauce
• 2 tbsp Shaoxing wine (Chinese cooking wine)
• 1 tsp cornflour
• 2 cloves garlic, crushed
• 2 tsp finely grated fresh ginger
• 2 tbsp dark soy sauce
• 1 ½ tbsp Chinese black vinegar (See Tip)
• 1 tbsp hoisin sauce
• 2 tsp white sugar
• 2 tsp cornflour
• 1 tsp ground Sichuan pepper (See Tip)