Mini Eggplant Pizzas - Off a diet

Ingredients

• 2 big eggplants ((or 3 medium ones))
• ½ tsp oregano
• Salt
• 3 medium tomatoes, (skin and seeds removed)
• 2 tbsp olive oil
• 1 small onion, (diced)
• ½ cup water
• 2 tbsp tomato paste
• 1 tbsp fresh basil, (chopped)
• Salt and pepper
• ¼ cup olives, (pitted and sliced)
• ⅓ cup Greek feta cheese, (crumbled)
• 1 big green pepper, (sliced)
• ½ cup mozzarella cheese, (grated)
• 1 small ball fresh mozzarella, (sliced)