Chicken Mince Stir Fry

• 500 g chicken mince
• 1 bunches spring onion, sliced
• 2 bunches broccolini (or brocolli)
• 2 zucchini, thinly sliced
• 500 g steamed brown rice
• 2 tbsp sesame seeds, to serve (optional)
• 1 tbsp extra virgin olive oil
• 1 lime, juiced
• 0.25 cup fish sauce
• 1 tbsp soy sauce