Sift together flour, salt, soda and spice. Gradually add to fruit mixture, mixing thoroughly.

Here's a look at the completed cake batter mixture.

Use a paper towel to spread vegetable shortening over a piece of heavy paper (like the type used in a grocery bag). The paper needs to be large enough to line the 3x5x9 inch loaf pan you'll use for baking the cake. This may appear to be additional work, however it is important for the moisture in the cake.