Fragrant mushroom soup

• 1 box (250 g) mushrooms
• 1 litre (vegetable) broth
• 10gr potato flour
• pepper
• salt
• 8 twigs of parsley

Clean the mushrooms, cut them in slices. Boil the mushrooms for about 8 min. in the broth, until done. Dilute the potato flour with 1-2 tbsps. of water and add this mixture to the mushroom broth while stirring. Season to taste with pepper, salt and finely chopped parsley.