Overnight Chicken Casserole
["8 slices day old bread", "1 (4 1/2 oz.) jar mushrooms", "4 eggs", "2 c. milk", "1/2 c. mayonnaise", "1/2 tsp. salt", "6 oz. American cheese slices", "1 can cream of mushroom soup", "1 (2 oz.) jar chopped pimentos", "2 Tbsp. butter, melted", "4 c. chopped, cooked chicken"]
["Remove crusts from bread; set aside.", "Arrange bread slices in a greased 13 x 9-inch baking dish.", "Top with chicken; cover with mushrooms."]
["bread", "mushrooms", "eggs", "milk", "mayonnaise", "salt", "American cheese slices", "cream of mushroom soup", "pimentos", "butter", "chicken"]