279) MUSHROOM SOUP Friday, July 1, 2016 Add Comment Edit MUSHROOM SOUPAN ULTRA-SIMPLE SOUPSO TASTY MY KIDS PESTER ME EVERY DAY!Ingredients: 1) Buttonmushrooms – 100 gm. 2) Potatoes –275 gm. 3) Onion – 70gm. 4) Water – 650ml.