Spaghetti with Sicilian Meatballs

Name: Spaghetti with Sicilian Meatballs
Ingredients: 2 tablespoons olive oil; 1 1/2 cups chopped onion; 2 garlic cloves, minced; 2 28-ounce cans diced tomatoes in juice; 4 tablespoons chopped fresh basil; 2/3 cup fresh breadcrumbs; 3 tablespoons milk; 1/3 cup freshly grated Parmesan cheese; 1/4 cup finely chopped onion; 3 tablespoons chopped fresh basil; 1 large egg; 1 garlic clove, minced; 1/4 teaspoon ground black pepper; 1 pound sweet Italian sausages, casings removed; 2 tablespoons pine nuts, toasted; 2 tablespoons dried currants; 1 pound spaghetti