Four Cheese Ravioli

Name: Four Cheese Ravioli
Prep time: 25 min
Cook time: 6 min
Total time: 31 min
Cuisine: Italian
Ingredients: 1 ¼ Cups semolina flour (plus more for drying ravioli); 1 ¼ Cups bread flour (or all-purpose flour) (plus more to prevent sticking); 1 large whole egg (About 1 ¾ ounces) (room-temerature); 5 large egg yolks (About 6 ¾ ounces) (room-temperature); Water (as needed, about 2+ Tablespoons); sea or kosher salt (as desired, for seasoning during boil); 16 ounces whole milk ricotta cheese; 2 ounces whole milk mozzarella (finely shredded); 2 ounces Fontina cheese (finely shredded); 1 ounce Parmesan cheese (finely shredded); 1 large whole egg (room-temperature); 1¼ teaspoons fine kosher salt*; 1 teaspoon Freshly-ground black pepper