Categories: Cookies 
      Yield: 96 servings 
  
    1/2 c  Shortening                        3/4 ts Salt 
  1 1/2 c  Sugar                               1 c  Milk 
      1    Egg                             1 1/2 ts Oil of lemon* 
  5 1/2 c  Pastry flour                        2 ts Ammonium carbonate* 
  
  Directions: * may be purchased in a drug store.  Cream shortening and add 
  sugar.  Add egg and oil of lemon.  Mix. Sift flour before measuring. 
  Measure flour and sift with salt. Dissolve ammonium carbonatein a little of 
  the milk. Add flour and liquid alternately mixing after each addition. 
  Chill dough. Roll 1/4" thick. Cut in squares. Place on greased baking 
  sheet. Sprinkle cookies lightly with sugar. Bake 12-15 mins. in a 375 oven. 
  Yields 8 doz. 2"squares. This recipe was adapted from a Five Roses 
  Cookbook, ca. 1925. for inclusion in booklet to celebrate Canada's 
  centennial in 1967. The booklet was called Centennial Kitchen Cookies, and 
  was prepared by Josephine Peckham, who very kindly shared this recipe with 
  me. 
   
     Liz Parkinson