Ingredients

• 4 wooden skewers (soaked in water)
• 2 corn on the cobs, each cut into 4 thick slices
• 2 large aubergine, each into 6 slices
• 4 small red onions, cut into quarters
• 2 large sweet potatoes, peeled and cut in thick wedges
• 1 large kumara, peeled and cut into thick wedges

for the marinade

• 2.5cm piece fresh root ginger, peeled and grated
• 1 small onion, peeled and finely chopped
• 1 garlic clove, peeled and crushed
• 1/2 red chilli, deseeded and finely chopped
• zest and juice of 1/2 lemon
• 200ml coconut milk