Adventures with Sourdough-Rye Bread

BarBBQ Bill decided he wanted rye bread.  He was making borscht (beet soup) and a fresh loaf of rye bread to go with it just seemed the right thing to do.
He didn’t want just any old rye bread.  He wanted sourdough rye.
I’m gonna take a whack at it (even though I have no clue how [...]