My wife created a starter from scratch last year using only water, honey, flour, and raisins. I think the recipe was similar to this (http://www.bellarminemagazine.com/making-your-own-sourdough-...). It has since churned out a loaf or two on a weekly basis (and the discard turns into pizza dough.)
My ability to remain in ketosis is apparently indirectly proportional to the availability of delicious fresh sourdough bread.
My ability to remain in ketosis is apparently indirectly proportional to the availability of delicious fresh sourdough bread.