Toffee Squares
["1 c. margarine or half margarine and half butter", "1 c. brown sugar", "1 egg yolk", "1 tsp. vanilla", "2 c. chocolate chips", "1/2 tsp. Crisco", "ground walnuts"]
["Cream shortening and sugar.", "Add egg yolk and vanilla; blend together.", "Add flour, mix together again.", "Spread this mixture onto a cookie sheet by pinching pieces of dough and pressing dough to cover the cookie sheet, working with your fingers.", "Bake 15 minutes at 350\u00b0 oven."]
["margarine", "brown sugar", "egg yolk", "vanilla", "chocolate chips", "Crisco", "ground walnuts"]