Preheat oven to 200c. In a bowl, combine the sweet potato, 1 tsp of olive oil, 1/4 tsp of salt and 1/4 tsp of pepper and mix well. Place the sweet potato on a lined baking tray and bake for 10 minutes
Add the broccolini to the same bowl with an additional 1 tsp of olive oil, 1/4 tsp of salt and 1/4 tsp of pepper and mix well. Add the broccolini to the sweet potato tray and bake for 15 minutes.
Add the kale to the same bowl with an additional 1 tsp of olive oil, 2 tbsp of lemon juice, 1/4 tsp of salt and 1/4 tsp of pepper and mix well.
Meanwhile, heat a large frying pan over high heat and sauté the chickpeas, cumin, garlic powder, chilli powder, oregano, turmeric, and 1 tsp of olive oil. Sauté the chickpeas for 10 minutes or until well browned.
Divide the kale, sweet potato, broccolini, chickpeas and Greek yoghurt between 4 bowls.