Directions:

1. Place the potatoes, carrots, and vegetable stock in a soup pot and bring to a simmer.
2. Make a spice and herb bundle using the cheesecloth by placing the mustard seeds, cardamom, bay leaf, and thyme in the middle. Use the kitchen twine to tie the bundle into a small purse.
3. Place spice and herb bundle in the soup pot with the potatoes and simmer until the potatoes are tender. About 10-12 minutes.
4. Remove spice and herb bundle. Puree the potatoes in a blender or using a hand blender.
5. Add yogurt to the puree and season with salt and pepper.
6. Garnish with grape tomatoes and parsley.