Dissolve the yeast in the water, and stir gradually into one pint of the flour. Set in a warm place for two hours. It will then be risen to a sponge. Stir it into the remainder of the flour. Knead well, and put in a warm place to rise. It will rise in about five hours if the heat is about seventy-five or eighty degrees. Or, it will rise during the night in a heat of sixty degrees. In the morning treat like yeast bread, No. 1.