Dissolve yeast in lukewarm water.

Into a large 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 or two.

Roll out to desired thickness and cut with biscuit cutter.

Bake at 400° for about 12 to 15 minutes or till lightly browned.

This dough may be placed in the refrigerator after mixing and used as needed for a couple of weeks.

Biscuits do not have to rise before baking.