Finbar's veggie spag bol - Good Food Middle East

Ingredients

• 1 onion
• 1 carrot
• 1 stick of celery
• 1 red pepper
• 2 tbsp olive oil
• 100g red lentils
• 400g can tomatoes
• 600ml vegetable stock
• 2 tsp dried oregano
• ½ tsp ground cinnamon
• 350g spaghetti
• freshly grated vegetarian parmesan-style cheese, to serve