Chicken Stroganoff Casserole
["3 Tbsp. butter or margarine", "4 skinless, boneless chicken breast halves", "3 Tbsp. flour", "2 c. sour cream", "ground pepper", "1 c. mushrooms, sliced", "2 Tbsp. chopped parsley", "4 scallions, chopped", "3 tsp. lemon juice", "grated rind of 1 lemon"]
["Preheat oven to 350\u00b0.", "Melt butter in a large pan and brown chicken breasts lightly, about 4 minutes, remove breasts from pan to a baking dish (8 x 8 x 2-inches)."]
["butter", "skinless", "flour", "sour cream", "ground pepper", "mushrooms", "parsley", "scallions", "lemon juice", "lemon"]