Yum-Yums
["2 1/2 c. sifted flour", "1 tsp. baking soda", "1 tsp. cream of tartar", "1/4 tsp. salt", "candy kisses", "1 c. butter or margarine", "1 tsp. vanilla", "2 c. sugar", "3 egg yolks"]
["Sift first 4 ingredients together; set aside.", "Cream butter and vanilla until butter softens.", "Add sugar gradually, beating until fluffy.", "Add egg yolks, one at a time, beating well after each.", "Add dry ingredients in fourths to creamed mixture, beating just until blended.", "Form dough into balls, about 1-inch in diameter.", "Roll in additional sugar.", "Place about 2-inches apart on ungreased baking sheets.", "Bake at 350\u00b0 for 10 minutes or until golden.", "Place a chocolate kiss on top after baking.", "Makes about 10 dozen cookies."]
["flour", "baking soda", "cream of tartar", "salt", "kisses", "butter", "vanilla", "sugar", "egg yolks"]