Vegetable Stuffed Mushrooms(Low-Fat, Low Calories, Low Cholesterol)  
["12 large mushrooms (about 1 lb.)", "1 Tbsp. margarine", "5 green onions, finely chopped", "1 celery stalk, chopped", "1 small ripe tomato, chopped", "1/2 tsp. dried marjoram", "1/8 tsp. black pepper", "1/2 c. soft white bread crumbs"]
["Preheat oven to 400\u00b0. Wash and pat dry mushrooms. Twist off stems (set caps aside) and mince stems. In skillet, melt margarine over moderate heat; add green onions, celery and mushroom stems. Cook uncovered, stirring often until vegetables are soft (about 5 minutes). Add tomato, marjoram and pepper. Cook covered 5 minutes. Stir in bread crumbs and remove skillet from heat. Spoon mixture into mushroom caps, mounding it up slightly. In lightly greased 13 x 9 x 2-inch baking pan, arrange mushrooms in single layer. Bake uncovered for 20 minutes or until lightly browned."]
["mushrooms", "margarine", "green onions", "celery stalk", "tomato", "marjoram", "black pepper", "bread crumbs"]