Authentic Classic Greek Moussaka with Béchamel Sauce (Easy 135-Min Recipe) - Recipe By Me

Ingredients

• 2 lbs eggplants, sliced 3/8" thick
• 4 yellow potatoes, sliced 3/8" thick
• Vegetable oil for frying
• 2 tbsp olive oil
• 2 red onions, finely chopped
• 2 cloves garlic, minced
• 2 lbs ground beef
• 1 tsp sugar
• 1 tsp kosher salt
• 1/2 tsp ground cinnamon
• 3 tbsp tomato paste
• 400g (14 oz) chopped tomatoes
• 240ml (1 cup) dry red wine
• 1 bay leaf
• 60g (1/4 cup) butter
• 80g (1/3 cup) all-purpose flour
• 600ml (2 1/2 cups) whole milk, room temperature
• 1/4 tsp kosher salt
• 1/4 tsp ground black pepper
• 1/8 tsp ground nutmeg
• 75g (3/4 cup) Parmesan cheese, freshly grated
• 2 egg yolks