Grease and flour a 13- by 9-inch baking pan and set it aside.
Put the oats in a mixing bowl, pour the boiling water over them, and set aside for 20 minutes. Heat the oven to 350ºF.
Combine the shortening, sugars, and eggs in a large mixing bowl. Beat well with an electric mixer, adding the soaked oatmeal.
In a separate bowl, sift together the flour, baking soda, salt, cinnamon, and nutmeg. Beat them into the wet mixture until the batter is evenly mixed. Read more …