Corn Bread without tomatoes cornbread buttermilk

1 cup all-purpose flour 3/4 cup cornmeal 2 -3 tablespoons sugar 2 1/2 teaspoons baking powder 3/4 teaspoon salt 1 tablespoon butter 2 eggs , beaten 1 cup milk[...]

1/2 tablespoon dry yeast 2 cups water , divided 1 3/4 cups rye flour, divided 1 small onion , peeled and cut in half 1 The starter must be made 48-72 hours in[...]

12 cups (3 quarts) 3/4- to 1-inch chunks stale, dry corn bread (use your favorite recipe; see headnote) 6 slices stale, dry firm-textured white bread, cut[...]