Sourdough bread is one thing. Fermented and frisky, with a gut-healthy, 100 year-old heirloom starter, we all love it!And, pumpkin spice bread is another thing.Yes, it’s that season. It’s beyond that season now.Pumpkin spice EVERYTHING!!!! – even sourdough bread! Mostly savory and tangy, but just a little bit sweet, the warm sentiments of candied ginger…