Meatballs, Tomato Sauce and Parmesan Polenta

Name: Meatballs, Tomato Sauce and Parmesan Polenta
Prep time: 20 min
Cook time: 1 h 10 min
Total time: 1 h 10 min
Yield: 6 portions
Ingredients: 40 g extra virgin olive oil; 100 g onions; 3 garlic cloves; 500 g beef mince; 500 g pork mince; 60 g single cream; 2 pinches fine sea salt; 2 pinches ground black pepper; 800 g tinned chopped tomatoes; 70 g tomato purée; 100 g Parmesan cheese; 3 garlic cloves; 20 g olive oil; 1000 g whole milk; 100 g quick polenta; 100 g salted butter; 2 pinches fine sea salt; parsley leaves