In a medium saucepan over medium heat, melt butter. Stir in curry powder and cook 1 minute. Stir in leeks, potato and apples and cook 5 minutes. Pour in broth and bring to a boil. Cover, reduce heat and simmer 20 minutes.
Step 2
Puree in a blender or food processor, or using an immersion blender. Season with salt and pepper and serve with a swirl of yogurt.
Ingredients
1 tablespoon margarine
salt and pepper to taste
¼ cup plain yogurt
2 teaspoons curry powder
3 cups vegetable broth
¾ cup diced potatoes
3 leeks, chopped
2 Granny Smith apples -- peeled, cored and chopped