Spinach-Mushroom Quiche
["pie crust for 2-crust pie", "1/4 c. plus 2 Tbsp. margarine", "1 lb. mushrooms, thinly sliced", "1/4 c. chopped onion", "2 (10 oz.) pkg. frozen chopped spinach, thawed and well drained", "6 eggs", "1 1/2 c. heavy cream", "1 c. milk", "2 Tbsp. all-purpose flour", "1 tsp. salt", "1/8 tsp. cayenne pepper", "1/8 tsp. ground nutmeg", "1/2 lb. Swiss cheese, shredded (2 c.)"]
["Line 13 x 9-inch pan with pie crust.", "Cover and refrigerate. In a 12-inch skillet, melt 2 tablespoons margarine.", "Saute mushrooms and onion until tender, about 10 minutes.", "Remove from heat; stir in spinach and set aside.", "Preheat oven to 425\u00b0.", "In small saucepan, melt 1/4 cup margarine.", "In medium bowl with wire whisk, beat eggs with cream, milk, flour, salt, pepper, nutmeg and melted butter.", "Spoon spinach mixture evenly into crust.", "Sprinkle with Swiss cheese; pour egg mixture over cheese.", "Bake 15 minutes. Turn oven to 325\u00b0.", "Bake for 40 minutes."]
["pie", "margarine", "mushrooms", "onion", "eggs", "heavy cream", "milk", "flour", "salt", "cayenne pepper", "ground nutmeg", "Swiss cheese"]