Vegetarian Moussaka

Eggplant, zucchini, potatoes, oregano, lemon zest, lemon juice, tomato purée, tomato paste, diced tomatoes, whole italian tomatoes, vegetable stock, sherry wine, vodka, sea salt, pepper, red pepper flakes, italian herb seasoning, onion, garlic, ricotta, organic flour, Earth Balance, grapeseed oil, 2% milk, nutmeg, mozarella, and parmeggiano reggiano.