Best Lasagna with Ricotta Bechamel | Umami

Ingredients

• 1 pound ground sirloin
• ½ pound ground Italian sausage
• 2 teaspoons olive oil
• 1 medium yellow onion, finely chopped
• 1 ½ teaspoons kosher salt
• 3 cloves garlic, finely chopped
• 4 cups canned crushed tomatoes
• ¼ cup dry red wine
• 3 tablespoons tomato paste
• 1 teaspoon white sugar
• ½ teaspoon ground black pepper
• ¼ teaspoon crushed red pepper
• ¼ cup chopped fresh basil, plus more for garnish
• 2 tablespoons chopped fresh flat-leaf parsley
• 3 tablespoons unsalted butter
• 3 tablespoons all-purpose flour
• 1 ⅔ cups whole milk
• 1 teaspoon kosher salt
• ⅛ teaspoon freshly grated nutmeg
• 1 cup whole milk ricotta cheese
• cooking spray
• 1 (16 ounce) package lasagna noodles
• 4 cups shredded mozzarella cheese
• ¾ cup grated Parmesan cheese