Sourdough and Starters

Holidays

Idea: Massive Starter Plus Little Flour

Sourdough to flour ratio

Is my hybernated starter back-up coming to life?

Another Starter Troubleshooting

I can't achieve an open crumb and I can't understand why.

Please help troubleshoot! Underproofed? Overproofed? Starter problems?

Little or no rise in bulk fermentation/proofing stages

Tartine bread please help

How to build a levain