Soy and Ginger Barbecued Chicken on Bok Choy and Sweet Potato

Ingredients

• 2 tsp finely chopped ginger
• 2 garlic cloves, crushed
• 6 spring onions, finely chopped
• 100ml shaoshing wine or dry sherry
• 4 tbsp oyster sauce
• 4 tbsp soy sauce
• 6 tbsp caster sugar
• 1 tbsp sesame oil
• 6 skinless chicken breasts
• 2 tbsp finely chopped ginger
• 3 garlic cloves, crushed
• 2 tbsp spring onion whites, finely chopped
• 2 tsp salt
• 4 tbsp caster sugar
• 2 tsp chilli oil
• 6 bok choy, sliced in half
• 1 tbsp soy sauce
• 1 tsp sesame oil
• 2 tsp ginger sauce (see above)
• 1 kg sweet potato, sliced into 1-1.5cm thick pieces
• 2 tbsp honey
• 125g butter
• 1 tbsp ginger sauce