The Flour Dust Lab: Honest, experimental sourdough.

We are a Bristol-based micro-bakery dedicated to the science of fermentation. Using heritage stoneground grains and wild starters, we explore the boundaries of texture and flavour.

Sourdough Pre-Orders

Country Heritage Sourdough

£5.50

Our signature wild-fermented loaf, crafted with stoneground heritage grains.

Bristol Rye & Caraway

£6.00

Deep, earthy, and complex. A slow-fermented rye with toasted caraway seeds.

Upcoming Workshops

Sourdough Starter Masterclass

£75.00

Dates: Oct 12th, Oct 19th | 4 spots left

A deep dive into wild fermentation, starter maintenance, and shaping techniques.

Wholesale Enquiries