Grease a loaf pan. To keep true to the times, spread shortening inside pan and sprinkle all purpose flour on all edges and bottom. Preheat oven at 350 °F.
Beat two sticks butter (or 1 cup) until it reaches a creamy mixture. Then add in white sugar.
Add in mace and five eggs one at a time while continue to beat cake batter.
Add two cups of sifted flour and beat until everything is incorporated.
Pour into baking loaf pan and bake for 45-50 minutes or until toothpick comes out clean.