The Lightest and Fluffiest Manicotti on Earth

Name: The Lightest and Fluffiest Manicotti on Earth
Ingredients: 17.5 ounces whole milk; 4 large eggs plus 2 large egg yolks; Pinch kosher salt; 8 ounces all-purpose flour; 4 ounces (1 stick) unsalted butter, melted; 4 cups high-quality ricotta; 2 cups shredded whole-milk mozzarella; 1 cup grated Parmigiano-Reggiano; 1/2 cup grated Pecorino-Romano; 1 tablespoon kosher salt; 1 tablespoon freshly ground black pepper; 2 large eggs; 1 bunch fresh parsley, chopped; 3 ounces extra-virgin olive oil; 10 cloves garlic, slightly crushed; Two 56-ounce cans crushed plum tomatoes, preferably Bianco DiNapoli; 10 fresh basil leaves; Healthy pinch red pepper flakes; Kosher salt and freshly ground black pepper; 2 ounces extra-virgin olive oil; 1 cup chopped fresh parsley; 12 fresh basil leaves