Prepare your ingredients
Bring water to a boil, while waiting peel and chop potatoes as shown on the pictures or use a slicer or mandolin. Add potatoes to water when it comes to a boil and reduce heat to moderate.
Take off the foamy residue with the help of tablespoon.
Peel and chop the onion. Add oil to saucepan. Sauté on a medium heat for 5 min or until soft and translucent but don’t let it start getting golden on edges if that happens take off the heat immediately.
Meanwhile, peel and shred carrots. When onions are ready add shredded carrot and sauté for 3 more minutes.
Meanwhile, clean and slice mushrooms and add to onions and carrots.
Sauté for 5 min or until mushrooms reduce in size in half, add vegetarian mayo at this point.
Add salt and pepper to soup together with mushroom mixture. Boil for 5 min and take off the stove. Add chopped parsley and serve with white bread croutons. Bon Appétit!
Bon Appétit!