Caramel Walnut Bars
["2 c. unsifted flour", "3/4 c. brown sugar, firmly packed", "1 egg, beaten", "3/4 c. margarine", "3/4 c. walnuts, chopped", "24 caramels (unwrapped)", "1 can sweetened condensed milk"]
["Preheat oven to 350\u00b0.", "In a large bowl, combine flour, sugar and egg; cut in 1/2 cup margarine until crumbly.", "Stir in walnuts. Reserve 2 cups crumbs; press remainder firmly on the bottom of a greased 11 x 7-inch pan.", "Bake 15 minutes."]
["flour", "brown sugar", "egg", "margarine", "walnuts", "caramels", "condensed milk"]