Stir in sweet potato cubes and sliced mushrooms. Pour in vegetable stock and add uncooked wild rice, bay leaf, and Old Bay seasoning. Bring to boil, then reduce heat to low.
Cover and simmer for 30-35 minutes until wild rice is tender.
Stir in coconut milk and chopped kale; season with salt and pepper to taste.
Serve warm, garnished with fresh herbs or croutons if desired.