Stir all of the To inoculate the starter ingredients in a saucepan and bring to scalding, stirring constantly.
Pour into a small bowl, cover very tightly, and leave in a warm place (about 90F) for 2 - 4 days, stirring daily. When it becomes light and bubbly, it's done.
Cook the potatoes in the water till tender. Reserve water, adding to it if necessary to reach 3 cups.
Rice potatoes, and add water, sugar, and salt.
Allow to cool to < 100F and add the results of the To inoculate the starter
When it becomes bubbly, stir. Allow to stand, covered, overnight.
Place in the refrigerator and allow to cure for 3 days. Always stir before using.
Start at step 3 adding the remaining starter instead of the cornmeal solution.