As a rule one-fourth yeast to three-fourths water.

The good potato yeast with no germs of sourness in it, such as we have already directed how to make, does no harm in still larger proportions when the weather is cold or time of mixing late. But the whitest bread is made when the dough can have long time to rise, not hurried up.

1 pint yeast.

3 pints warm water.

1 heaping tablespoon salt.

8 pounds flour.

Makes 8 loaves of convenient size.

Cost of material - There are 12 pounds weight of material which make about 10 pounds of bread after baking and the cost per pound is according to the price of flour, with flour at 3 1/4 this small quantity costs 3c per pound loaf.