Cut the bacon into strips. Peel and chop onion and garlic. Clean or peel the soup greens, wash and cut into large pieces. Peel, wash and chop the potatoes
Heat clarified butter. Fry bacon in it until crispy and take it out. Fry onion, garlic, soup vegetables and potatoes in hot bacon fat for about 5 minutes. Deglaze with about 1 l water and bring to the boil. Stir in stock. Season with laurel and marjoram. Cover and simmer for about 20 minutes
Wash and chop the parsley. Remove the pot from the stove. Remove the laurel. Puree the soup. Season to taste with salt, pepper and nutmeg. Serve the potato soup with bacon, parsley and 1 teaspoon of sour cream each