Basil Garlic Stir Fry

• 1 tbsp peanut oil
• 250 g chicken thigh fillets, diced
• 1 brown onion, cut into wedges
• .5 cup Thai basil, stalks removed
• 3 cloves garlic, crushed
• 100 g pak choy
• 1 carrot, cut into coins
• 1 tbsp oyster sauce
• 1 tbsp light soy sauce
• 250 g brown rice, cooked