First time I had this was New Year’s Eve dinner and dance at the Casino while in Avalon, Catalina 2008.
Servings: 4-8 people

Ingredients
Olive Oil
Salt & Pepper
Pearl Onions – blanch and peel
Portabello Mushrooms, ribs and stems removed. Cut into 1 1/2 inch pieces.

Preparation
Arrange one layer of onions and one layer of mushrooms on their own cookie sheet. Sprinkle with Olive Oil and season with Salt and Pepper.
Roast until onions are carmelized and mushrooms are tender. 400 degree oven.
Combine on a serving tray.
Serve warm.