2 cups all-purpose flour
½ teaspoon Arm & Hammer or Cow Brand Baking Soda
½ teaspoon salt
1 tablespoon sugar
4 tablespoons shortening
¾ cup sour milk or buttermilk (about)
Butter
¼ cup sugar
½ teaspoon cinnamon
1. Sift, then measure flour. Sift again with the baking soda, salt and sugar.