Gourmet Veggie Mediterranean Pizza

• 1 cup Greek yoghurt
• 1 cup self-raising flour
• 75 g cherry bocconcini
• .5 red onion, thinly sliced
• 200 g white mushroom, sliced
• 1 red capsicum, cut in large chunks
• .5 cup green olives, halved
• 2 tbsp tomato paste
• .5 cup sundried tomatoes
• 100 g rocket