How Do I Know If Sourdough Starter Is Bad. It rose slightly this morning and Ive gone to feed it and I can already see red mould on top. The best way to prevent a starter from going bad is to look after it as best as you can.

It rose slightly this morning and Ive gone to feed it and I can already see red mould on top. Feed Starter 75 grams of your 5050 flour mixture and 75 milliliters of filtered water every 2 weeks. Sourdough starter is grayish smells bad and is hardly active.
Yeast scientist has some bad news about your sourdough starter.
Once it has been left unfed for long enough it will have died. Step 1 Refresh your sourdough starter and place in a clean jar with enough space on top for the starter to rise up and down. A starter should generally smell sweet and slightly sour it should look light in color as well. If it smells foul or is moldy or turns black and is hard and not moist its wrecked toss it and start again.
