Dissolve yeast in water.
Into a bowl, sift flour with other dry ingredients.
Cut in shortening, add buttermilk, then add yeast mixture.
Stir until all flour is dampened.
Knead on floured board a minute, roll to desired thickness, and cut with a biscuit cutter.
Bake at 400 degrees about 12 minutes.
Dough may be kept refrigerated and used about a week.
Ingredients
1 Cake yeast
3 ts Baking powder
2 tb Lukewarm water
4 tb Sugar
5 c Plain flour
1 ts Salt
1 ts Soda
1 c Shortening
2 c Buttermilk