Ingredients:

• 2 pounds ground lamb or beef
• 2 tablespoons extra virgin olive oil
• 1 onion, chopped
• 4 garlic cloves, chopped
• 1 teaspoon allspice
• 1 teaspoon cinnamon
• 1 teaspoon freshly ground black pepper
• 1 tablespoon dried oregano
• 2 tablespoons tomato paste
• 1/2 cup dry red wine
• Zest of 1 lemon
• 2 tablespoons lemon juice, or more to taste
• Kosher salt to taste
• 1 stick unsalted butter
• 1/2 cup all-purpose flour
• 1 teaspoon kosher salt
• 4 cups whole milk
• 4 egg yolks
• 1/2 teaspoon ground nutmeg
• 3 large globe eggplants
• 1/2 cup salt
• 8 cups water
• 2 to 3 Yukon gold or other yellow potatoes
• 1 cup grated mizithra (or pecorino or Parmesan) cheese
• Extra virgin olive oil