Making a dressing for the soup. In the heated olive oil, put the garlic finely chopped, after a minute the onion, gild it and put the grated carrots. You can replace olive oil with sunflower oil. After a couple of minutes-zucchini cube small. I stewed the vegetables more until cooked, you can fry to taste. In parallel, we spread the chopped potatoes in the cooked mushrooms. When the dressing is ready, we send it after the potatoes. Cook until all the vegetables are ready. This is all fast. Try the soup with salt, remember that the mushroom broth was salted!. Salt the soup to taste and add a small paste to it. Cook for 3-5 minutes. Pour 1 tbsp of olive oil. Remove from heat. Let the soup stand for a while. The soup is ready. You can have lunch.