Ragu alla Bolognese

Name: Ragu alla Bolognese
Prep time: 15 min
Cook time: 1 h 30 min
Total time: 1 h 45 min
Cuisine: Italian
Ingredients: 1 pound ground beef (1 pound ground beef (15% fat)); .50 pound ground veal (1/2 pound ground veal); .50 pound ground pork (1/2 pound ground pork); 1 cup red wine (1 cup red wine + more if needed it); 1 carrot (1 carrot, peeled and diced); .50 medium yellow onion (1/2 medium yellow onion, peeled and diced); 2 garlic (2 garlic, peeled and hard end removed); 2 tablespoon olive oil (2 tablespoons olive oil); 1 tablespoon unsalted butter (1 tablespoon unsalted butter); salt and pepper (salt and pepper to taste); 2 bay leaves (2 bay leaves); 1 teaspoon granulated sugar (1 teaspoon granulated sugar); 1 ounce dried porcini mushrooms (1 ounce porcini mushrooms); 4 cups San Marzano plum tomatoes (4 cups canned San Marzano Italian plum tomatoes); 1 tablespoon tomato paste (1 tablespoon tomato paste)