Chinese Lemon Chicken

• 1 lemon, grate rind and juice
• 1 tbsp honey
• 2 tbsp soy sauce
• 1 tbsp cornflour
• 1 tbsp extra virgin olive oil
• 300 g chicken breast, diced
• 200 g green beans, ends removed, halved
• 2 carrots, thinly sliced
• 2 spring onions, thinly sliced
• 250 g brown rice, cooked