Scallops and Prawns with Thai Green Sauce

Ingredients

• 4 x large scallops
• 8 prawns, shelled and de veined
• 2 large pak choi, sliced
• 50ml vegetable oil
• 15g butter
• 1 x 10cm galangal diced
• 3 garlic cloves
• 2 green chillies
• 4 kaffir lime leaves
• 1 shallot, peeled and diced
• 1 lemongrass, sliced
• 200g roasted prawn shells
• 1 x 400g coconut milk
• 200g spinach
• 1 bunch coriander
• 1 bunch basil
• 2 limes, juice and zested