Welcome to Sourdough Supplies
At Sourdough Supplies, we’re dedicated to fueling your sourdough baking journey with the finest baking supplies and sourdough starters from across the globe. Discover everything you need, to create your sourdough masterpieces, right here.
Bestsellers
Wild Cultivated Yeast, Spring Fed Filtered Water, and 100% Stone Ground White Wheat.
Our Historic Sourdough Starter is handcrafted in cultural San Francisco and dates back to the Gold Rush Days. Said to be one of the best sourdough starters in the world.
We guarantee a perfect starter every time, provided you follow the instructions provided.
Wild Cultivated Yeast, Alaska Glacier Water, and 100% Stone Ground Barley provide you with the best bread you will ever taste.
This Historic Sourdough Starter is handmade in Fairbanks. Alaska. It is shelf-stable hand made with 100% organic ingredients, packaged in a food-grade mylar pouch, and shipped to your door.
About us
Sourdough Supplies is more than just a business; it's a community for enthusiasts and bakers passionate about the art of sourdough. Founded by a team of sourdough aficionados, we've traveled the world to bring you a curated selection of the finest sourdough starters and baking supplies. Our mission is to empower home bakers with the tools and resources they need to create delicious, healthy sourdough breads. We believe in quality, authenticity, and the magic of handcrafted bread. From our comprehensive range of products to our expert tips and friendly customer service, we’re here to support your baking journey every step of the way.
“I was absolutely thrilled with the quality of sourdough starter I received from Sourdough Supplies. It has truly transformed my baking. Exceptional service and products!”
Alex Thompson