Chicken Tarragon In Sour Cream
["1/2 stick margarine", "2 1/2 to 3 lb. chicken", "1/2 tsp. salt", "1/2 tsp. tarragon leaves", "1/4 tsp. pepper", "3/4 c. dairy sour cream", "1/4 c. Parmesan cheese", "2 c. sliced fresh mushrooms or canned mushrooms"]
["Melt margarine in a 13 x 9 x 2-inch baking pan.", "Dip both sides of chicken in margarine; place skin side up in pan. Sprinkle with salt, tarragon and pepper.", "Bake in a preheated oven at 375\u00b0 for 45 to 50 minutes."]
["margarine", "chicken", "salt", "tarragon leaves", "pepper", "sour cream", "Parmesan cheese", "mushrooms"]