Paul, unfortunately this is not good news! Self-rising flour has baking powder and salt in it, which will change the composition of your friend's starter and potentially kill the wild yeast that has been growing. Please give us a call at the Baker's Hotline at 855-371-2253 so we can help troubleshoot this sourdough emergency ASAP! We look forward to helping you with this. Kye@KAF
June 24, 2015 at 9:28am
In reply to Hi! I am looking after a friends starter and I realise I have j… by Paul (not verified)