The Ultimate Meatballs al Forno with Creamy Polenta

Name: The Ultimate Meatballs al Forno with Creamy Polenta
Ingredients: 1/2 baguette, crust removed; 1 1/4 cups milk; 1 1/2 pounds ground beef sirloin; 1 1/2 pounds ground pork; 1/2 bunch fresh parsley; 1/2 bunch basil; 2 cloves garlic, finely chopped; 1/2 cup extra-virgin olive oil, plus extra for drizzling; 4 eggs; 1/2 cup freshly grated Parmesan; 1/3 cup ground pinenuts; Sea salt and freshly ground black pepper; 1 cup dried bread crumbs; 1/2 pound chanterelle mushrooms; 2 pints vine-ripened small tomatoes; 1 medium ball fresh mozzarella; Creamy Polenta, recipe follows; 1 quart chicken stock; 1 1/2 cups finely ground cornmeal; 1/4 cup heavy cream; 1/4 cup freshly grated Parmesan; 3 tablespoons whole butter; Pinch sea salt