Thai beef and avocado salad - Australian Avocados

Ingredients

• 3 ripe Hass avocados
• ½ cup fish sauce
• 2 tbsp brown sugar or coconut sugar
• 1 garlic clove, finely chopped
• 400 g thick piece of flank steak
• 375 g large rice stick noodles
• 50 g baby green beans, trimmed
• 50 g baby yellow beans, trimmed
• 250 g cherry tomatoes, halved
• ½ cup each coriander sprigs, mint leaves and Thai basil leaves
• Coarsely chopped roasted peanuts, to serve
• 2 tbsp fish sauce
• 2 tbsp lime juice
• Finely grated rind of ½ lime
• 1 birds-eye chilli, finely chopped, or to taste