Peanut butter squash curry - Good Food Middle East

Ingredients

• 6 garlic cloves
• 3 lemongrass stalks , bashed and roughly chopped
• thumb-sized piece of ginger , peeled and chopped
• 1 tbsp ground cumin
• 1 tbsp ground coriander
• 1 tbsp ground turmeric
• 2 red chillies , 1 roughly chopped and 1 sliced to serve (optional)
• 1 small onion , roughly chopped
• 2 tbsp vegetable oil
• 1 butternut squash , peeled, deseeded and cut into chunks
• 1 tbsp light brown soft sugar
• 100g smooth peanut butter
• 3 tbsp soy sauce
• 440ml can coconut milk
• 250ml vegetable stock
• 1 lime , juiced
• coriander , chopped
• peanuts , roughly chopped (optional)
• cooked rice