Chocolate Crumb Bars
["1 cup butter", "1/2 cup sugar", "1/4 tsp. salt", "1 can sweetened condensed milk", "1 tsp. vanilla", "1 cup chopped walnuts", "1 3/4 cup flour", "2 cups chocolate chips", "9 x 13 pan"]
["Mix butter, flour, sugar and salt until crumbly.", "With floured fingers, press 2 cups crumb mixture onto bottom of pan, reserving remaining mixture.", "Bake at 350 for 10-12 minutes."]
["butter", "sugar", "salt", "condensed milk", "vanilla", "walnuts", "flour", "chocolate chips", "pan"]