Peel and finely chop the onion. Peel garlic and chop finely. Peel, clean and slice the carrots. Clean, wash and slice the mushrooms. Wash leek, shake dry, halve lengthwise and cut into fine strips.
Peel and wash the potatoes and cut into small cubes. Heat 2 tablespoons of oil in a saucepan. Fry the onions, garlic and bacon for about 2 minutes. Add the potatoes and steam for about 6 minutes, stirring occasionally.
Then add broth to the potatoes, add carrots and simmer for 12-14 minutes. Peel the prawns, remove the gut, wash and pat dry. Heat the remaining oil in a frying pan, fry the mushrooms in it while turning.
About 4 minutes before the end of the cooking time, add the prawns and mushrooms to the soup and finish cooking. Season soup with salt, pepper and nutmeg and serve. Add 1 teaspoon each of crème fraîche and roasting goats, sprinkle with pepper.