Caramelized Onion and Portabella Mushroom Soup with Goat Cheese Croutons 2004-01-01 13:57:00 · deb Categories: Cooking From the New Year's Eve dinner Caramelized Onion and Portabella Mushroom Soup with Goat Cheese Croutons: This recipe c/o Epicurious. 3 Tbs. butter 1