Vegetarian Moussaka

INGREDIENTS

• 3 peeled eggplants, cut into 1/2-inch-thick slices (about 2 1/2 pounds)
• 2 tablespoons extra-virgin olive oil, divided
• Cooking spray
• 2 cups chopped onion
• 4 garlic cloves, minced
• 1/2 cup uncooked bulgur
• 1/4 teaspoon ground allspice
• 1/4 teaspoon ground cinnamon
• 1/8 teaspoon ground cloves
• 2 cups organic vegetable broth
• 2 teaspoons chopped fresh oregano
• 1 (14.5-ounce) can no-salt-added diced tomatoes, undrained
• 1 tablespoon butter
• 2 tablespoons all-purpose flour
• 1 cup 1% low-fat milk
• 2 tablespoons finely grated fresh Romano cheese
• 1/4 teaspoon salt
• 1 large egg, lightly beaten