Danish Butter Cookies
["1 1/2 c. butter", "1 1/2 c. powdered sugar", "4 c. flour", "2 egg yolks"]
["Cream butter and sugar together.", "Add and beat egg yolks.", "Add flour.", "Roll out to 1/8-inch thickness.", "Use cookie cutters and decorate as desired.", "Cook at 375\u00b0 until golden brown.", "Yields approximately 4 dozen."]
["butter", "powdered sugar", "flour", "egg yolks"]