Popsugar Living Baking Tips Sourdough Starter Day by Day Photos If You're Making a Sourdough Starter For the First Time, Here's a Daily Guide in Pictures 14 May 2020 by Tara Block View On One Page Photo 10 of 27 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Sourdough Starter Day 6 On day 6, I stirred the starter, discarded half (around 4 ounces), and fed it 1/2 cup all-purpose flour and 1/4 cup filtered water, mixing it up so there was no dry flour left. By the sixth day, the smell was still bad, but not as strong. Previous Next Start Slideshow Baking TipsBreadRecipesBakingPersonal EssayDIY