Preheat the oven to 425°F.In a small bowl, whisk together 4 tablespoons olive oil, 1 clove garlic (grated), 3 teaspoons paprika, 2 teaspoons coriander, 1 teaspoon cumin, ½ teaspoon cinnamon, 1 teaspoon salt, and black pepper.
Add 1 can chickpeas, ½ pound mushrooms, 1 medium eggplant, and 1 red onion to a large baking sheet.Pour the spice mix on top.Toss well until everything is coated.Spread into a single layer.
Roast for 30 minutes, or until the vegetables are tender and slightly browned.Place the pita bread directly on the veggies on the tray.Warm for 3 to 5 minutes.
Spread Greek yogurt or tzatziki on the warm pita. For extra flavor, you can mix the yogurt with a pinch of salt and a little cumin, turmeric, or tahini.Top with the roasted vegetables, then add parsley, crumbled feta, a drizzle of olive oil, and a squeeze of lemon juice. Add diced cucumber if you like.Serve warm.
Substitutions
Chickpeas → White beans (or any hearty legume)
Mushrooms → Zucchini slices, firm tofu cubes
Eggplant → Cauliflower florets, bell peppers
Red onion → Yellow onion, shallots, green onions (milder)
Fresh parsley → Cilantro, mint, mixed soft herbs
Feta cheese → Goat cheese, ricotta salata, or omit