Avocado pesto with prawn pasta

Ingredients

• 3 cups of baby spinach
• 1 cup fresh basil leaves
• 1 large Australian avocado, de-seeded and diced
• 3/4 cup of parmesan cheese
• 2/3 cup of pine nuts
• 1 garlic clove, crushed
• 1 tbsp lemon juice
• 2/3 cup of olive oil
• Generous pinch of salt
• Generous pinch of pepper
• 10 banana prawns, raw and deveined.
• 250g spaghetti, uncooked
• 1 brown onion, diced
• 2 garlic cloves, crushed
• ½ long red chilli, deseeded and finely sliced
• 2 tbsp olive oil