WECK jars and accessories

Made in Germany

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Tools for Sourdough

Shop our range of baking tools including bread lames, dough whisks and scrapers

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Shop our range of proofing baskets

Discover our selection of wood pulp, sugar cane and bamboo proofing baskets

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Getting Started With Sourdough

Buy a Live Sourdough Starter

Start with our established 30-year culture.

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Build Your Own Starter Bundle

Choose the starter, jars and tools you need.

Build Your Own Bundle

Read the Starter Kit Buyer's Guide

Learn exactly what you need and what you can skip.

Sourdough Starter Guide

About us

At Sourdough Supply Co, our mission is simple: to equip serious home bakers with reliable, high-quality tools that support better baking.

We carefully select products designed for fermentation, shaping, scoring, and everyday sourdough preparation. Every item in our store is chosen for durability, performance, and practical value. The tools we would confidently use in our own kitchens.

We believe great bread starts with the right equipment. Our focus is on providing dependable baking tools and a straightforward, professional customer experience, without hype or compromise.

Our products

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