Stuffed Portabella Mushrooms (Low Fat!) - cooking recipe

Ingredients

4 portabella mushrooms
1 (4 1/2 ounce) package light boursin cheese
2 tablespoons light butter
1/4 cup chopped onion
1 cup fresh spinach leaves

Preparation

Combine cheese, butter, onion and spinach in a skillet over medium-low heat until cheese is melted.
Scrap the underside of the mushroom caps. Chop and add to skillet.
Fill each mushroom cap with 1/4 of the cheese mixture.
Bake at 350* for 15 minutes or until mushrooms are tender.