Mauritian chicken curry

Name: Mauritian chicken curry
Ingredients: 2 tbsp vegetable oil; 8 curry leaves finely chopped; 1 medium onion finely chopped; 2 garlic cloves finely grated; 2cm ginger finely grated; 1 cinnamon stick; 1 green chilli finely chopped; 1 tbsp thyme leaves; 3 tbsp Mauritian curry powder; 600g skinless chicken thigh fillets, chopped; 2 medium tomatoes chopped; 2 large potatoes cut into quarters; ½ red onion finely sliced, to serve; 1 tbsp coriander leaves to serve; basmati rice sliced cucumber, fresh rotis and satini pomme d’amour, to serve; 2 large ripe tomatoes finely chopped; ½ white onion finely chopped; 1 tbsp olive oil