Method
1. Heat olive oil to a clean large cast iron skillet
2. Add onion and fry until lightly browned - 5 min
3. Add carrot, rutabaga, red bell pepper, garlic clove and canned chopped tomatoes
4. Then mix in harissa, ground turmeric and ginger
5. Pour all the stew to the slow cooker bowl
6. Pour vegetable stock into the large cast iron skillet to clean it, give it a stir and pour into slow cooker bowl
7. Season stew with salt & pepper
8. Cook in slow cooker until tender - 7 hr, low heat
9. Stir in okra to the slow cooker bowl and cover
10. Cook until tender - 15 min, high heat
11. Garnish with mint leaves and serve