Beef panang curry

Ingredients

• 50 g peanuts
• 25 ml groundnut oil
• 400 ml coconut milk
• 4 lime leaves
• 25 g dark muscovado sugar, (2 tbsp)
• 2 tbsp fish sauce
• 500 g sirloin steaks
• 8 wedges lime, 1 lime, juice only
• 1 handful basil leaves
• 1 red chilli, halved and deseeded
• 1 shallots, roughly chopped
• 4 garlic cloves, roughly chopped
• 2 lemongrass, peeled and thinly sliced
• 1/2 tsp hot chilli powder
• 1 star anise
• 1 tsp cumin seeds
• 1/4 tbsp coriander seeds
• 2 cardamom pods, crushed to release inner black seeds only
• 1 tsp sea salt flakes
• 1/2 tsp black pepper
• 4 wedges lime, 1/2 lime, juice only