Vegetable Moussaka recipes

Name: Vegetable Moussaka recipes
Ingredients: 1 large eggplant, thinly sliced; 2 medium zucchini, thinly sliced; 2 waxy potatoes, thinly sliced; 1 cup lentils, cooked; ½ cup vegetable stock; 1 tsp sugar; 1 cup feta cheese, crumbled; 1 onion, sliced; 3 cloves garlic, chopped; 1 tbsp red wine vinegar; 1 tsp dried oregano; 2 tbsp chopped fresh parsley; 400 g chopped tomatoes; ground black pepper; salt; olive oil; 1½ tbsp butter; 2 tbsp flour; 1¼ cups milk; ½ tsp ground nutmeg; 2 egg yolks, beaten; ¼ cup grated Parmesan cheese