Slow Cooker Italian Meatballs

Name: Slow Cooker Italian Meatballs
Ingredients: 1 pound Ground Beef; 1 pound Ground Pork; ¼ cups Onion, Minced; 2 cloves Garlic, Minced; 2 Tablespoons Parsley, Chopped; 1 cup Italian Breadcrumbs; 2 whole Eggs; ½ cups Parmesan Cheese, Grated; Salt And Pepper; 2 cans (24 Ounces Each) Crushed Tomatoes; 1 whole (6 Oz. Size) Tomato Paste; 2 whole Bay Leaves; ½ teaspoons Crushed Red Pepper Flakes; ½ teaspoons Italian Seasoning; Salt And Pepper, to taste; Basil For Serving, If Desired; Parmesan Cheese For Serving, If Desired