In a large frypan, heat oil over medium-high heat. Cook the onions, garlic, carrot and celery for 2-3 minutes.
Add the Turkey Mince and cook for 4-5 minutes or until browned. Season with salt and pepper, then add the stock and allow to evaporate. Add the passata and bring to a simmer. Cook for 3-4 minutes, or until the sauce is slightly thickened.
Cook the spaghetti according to pack instructions and drain.
Serve spaghetti topped with bolognese sauce, sprinkle with parmesan and parsley.