Produce Depot » Sweet Potato Soup

Ingredients

• 3 tbsp extra virgin olive oil
• 2 tbsp butter
• 2 large sweet potatoes, peeled and chopped
• 3 large carrots, peeled and chopped
• 2 medium apples, peeled, cored and chopped
• 2 medium onion, chopped
• ½ cup red lentils
• ½ tsp minced fresh ginger
• sea salt (optional)
• freshly ground black pepper to taste
• ½ tsp chili powder
• ½ tsp cinnamon
• 4 cups vegetable stock or water
• plain low fat yogurt