(Makes a 9x9 square or 8x8 round cake)
Preheat Oven to 350o F.
Spray 9x9 square or 8x8 round pan with vegetable spray.
With a mixer, cream margarine or shortening and sugar; add unbeaten egg and vanilla.
Sift together flour, salt and baking powder in medium bowl.
Add dry ingredients alternately with milk to creamed mixture. Beat for 2 minutes.
Pour into prepared pan and bake for 30-40 minutes, use toothpick test to check for doneness.
Cool 10 minutes before turning over onto a serving plate.
Cool completely before frosting or icing.
Yield: 8-10 servings
Created by Jo Black © April 2010