1 tbsp salt
¾ cup sugar
¼ cup baking powder
1 cup shortening
4½ cups cornmeal
Combine
flour, salt, sugar and baking powder. 
Stir to blend well.  With a pastry
blender, cut in shortening until evenly distributed.  Add cornmeal and mix well. 
Put into an airtight container or jar. 
Store in cool dry area and use within 10-12 weeks. 
