Dough Dough Fast Start Sourdough Starter — Lab-Verified Lactobacillus sanfranciscensis Culture Read our Troubleshooting Guide for

Read our Troubleshooting Guide for common issues

"text":"The dominant bacterium is the same — Lactobacillus sanfranciscensis

so after a few weeks your starter will develop its own house character

Adjust hydration to your flour

What you get

Dough Dough Fast Start Sourdough Starter — Lab-Verified Lactobacillus sanfranciscensis Culture Read our Troubleshooting Guide forThe world's first and only 2 hour sourdough starter independently verified by genetic sequencing to contain Lactobacillus sanfranciscensis, the authentic San Francisco culture. Our shelf stable starter has been laboratory tested at NCIMB and confirmed to contain Lactobacillus sanfranciscensis as its dominant lactic acid bacteria. This is the same organism responsible for the iconic tang and open crumb structure of authentic San Francisco sourdough