Use this recipe with the following alterations:
Use 11 ounces of bread flour in the first step,
then 5 1/2 ounces of bread flour + 5 1/2 ounces whole grain rye in the second.
Use molasses instead of sugar.
Shape into one big ball.
Grease flat cookie sheet with crisco, sprinkle with cornmeal.
Place ball on sheet, cover with plastic bowl sprayed on the inside with pam.
Let rise about 1 hour (@100) then make score marks on top.
Bake at 375 until done (200 internal temp) about 25 minutes?
The Johnson Family Cookbook