Tray bake spiced aubergine flatbread with yogurt-herb sauce

Ingredients

• 1 large aubergine, cut into large chunks
• Olive oil, as needed
• Salt, as needed
• 1 tsp Middle Eastern spice mix
• 3 cloves garlic, minced
• 1 tin tomatoes
• 1 tin chickpeas, rinsed and drained
• ⅔ cup yogurt
• Small handful dill, finely chopped*
• Small handful parsley, finely chopped*
• Small handful nuts (almonds, pine nuts, or your choice)
• 2 flatbreads
• Pepper, as needed