Sweet Potato wedges:
Preheat the oven to 500 degrees F.
Peel,wash and cut sweet potato into 1/2 inch wedges. Cover a baking sheet with alumium foil and spray non-stick cooking spray and transfer the wedges to the sheet.
Add turmeric, chilli powder, salt, cumin powder, oregano (optional) and mix well. Spray little oil and mix well. Bake the wedges for 20 minutes. Stir once or twice.