Greek Lasagna (Pastitsio) | America's Test Kitchen

Ingredients

• 1 tablespoon olive oil
• 1 onion , chopped fine
• 3 tablespoons tomato paste
• 6 garlic cloves , minced
• 2 teaspoons dried oregano
• 2 teaspoons ground cinnamon
• 1 1/2 pounds 93 percent lean ground beef
• Salt and pepper
• 1/2 cup red wine
• 1 (15-ounce) can tomato sauce
• 1/2 cup grated Pecorino Romano
• 8 ounces elbow macaroni
• 5 tablespoons unsalted butter
• 1/2 cup all-purpose flour
• 3 garlic cloves , minced
• 5 cups whole milk
• 1 1/2 cups grated Pecorino Romano
• 3 large eggs
• 1/3 cup Greek yogurt