Preheat the oven to 180°C degrees
Place the cauliflower florets into a bowl and cover with olive oil, paprika, chilli powder and ground cumin. Mix to coat the cauliflower with the spices
Place cauliflower onto an oven tray and roast for 15-20 minutes or until golden and slightly crispy
In a small bowl, whisk together the yoghurt, lime juice and smoked paprika
To assemble the tacos, top each tortilla with dressing, purple cabbage, cauliflower, tomato, avocado and parsley. Serve warm with lime wedges