If baking powder or cream of tartar appears lumpy, sift through a fine-mesh sieve before using.
Prepare as above through Step 1, except increase the milk to 1-1/4 cups. Using a large spoon, drop dough into 12 mounds onto a greased baking sheet. Bake as directed above. Makes 12 biscuits.
Prepare as above, except for rolled dough biscuits substitute 1-1/4 cups buttermilk or sour milk for the 1 cup milk. For drop biscuits substitute 1-1/2 cups buttermilk or sour milk for the 1-1/4 cups milk.