Thai Lemongrass Chicken

Ingredients

• 700g chicken thighs, cut into 3cm pieces
• 3 stalks lemongrass, cut into 4cm pieces
• 6 garlic cloves
• 3 coriander root stems
• 2 tsp whole black peppercorns
• 3 tbsp oyster sauce
• 1½ tbsp fish sauce
• 3 tsp Obento rice wine vinegar
• 1½ tsp sugar
• 3 tbsp corn flour
• Oil for deep frying
• 2 bird’s eye chillies, finely sliced
• 5 lime leaves, finely sliced
• ½ cup coriander leaves