Potato Mushroom Soup | Jernej Kitchen

Ingredients

• 4 middle-size potatoes
• 1 onion
• 2 garlic cloves
• 1 tsp chopped parsley
• 30 g (2 tbsp) unsalted butter
• 500 g (1 pound) fresh or frozen mushrooms
• 1/2 tsp marjoram
• 1200 ml (5 cups) vegetable stock or water
• 1/2 tsp salt, 1 pinch of pepper
• 80 ml (1/3 cup) white wine
• 2 tbsp sour cream
• 1 tsp all-purpose flour