The Best Chicken Parmesan | Dinners | Umami

Ingredients

• 2 large boneless skinless chicken breasts (about 8 ounces each)
• Kosher salt and freshly ground black pepper
• 3/4 cup all-purpose flour
• 1 cup plain breadcrumbs
• 1/2 cup grated Parmesan, plus more for serving
• 1/2 cup milk
• 1 large egg
• 1/2 cup plus 1/3 cup olive oil
• 3 cloves garlic, finely grated
• 1 teaspoon dried oregano
• 1/4 teaspoon crushed red pepper flakes
• Two 28-ounce cans diced tomatoes
• 3 sprigs basil, plus torn leaves for serving
• 8 ounces whole milk mozzarella, shredded
• 12 ounces spaghetti