My mother always made this soup with plain old white button mushrooms. I most often use baby bellas in my version, but Ill also throw in chanterelles or other wild. How to Make Mushroom Soup. Mushroom soup is a hearty and delicious dish to make on a cold winter night. Tender, versatile and full of flavor, mushrooms lend. Creamy and comforting lentil wild rice mushroom soup made in the slow cooker it doesnt get any cozier that this We had the coziest day here yesterday.