Orange Delight
["60 Ritz crackers, crumbled", "1/2 c. margarine", "1/2 c. sugar", "1 can sweetened condensed milk", "1 (6 oz.) can frozen orange juice", "1 (8 oz.) container Cool Whip", "2 cans mandarin oranges, drained"]
["Mix cracker crumbs, margarine and sugar; save 3/4 cup for topping and put rest in a 9 x 13-inch pan."]
["crackers", "margarine", "sugar", "condensed milk", "orange juice", "mandarin oranges"]