How much sourdough starter to keep. An ideal room temperature is around 70 0f 21 0c. Each sourdough starter is a little bit different so feed it once a day and increase feedings to twice a day if you. Repeat as necessary every 12 hours until you notice the starter doubling or tripling in volume in 6 to 8 hours.
Take the starter out of the fridge discard all but 4 ounces 113g and feed it as usual with 4 ounces 113g water and 4 ounces 113g flour. You need to scale up your starter at the next refreshment to cover lets say 190g this way you have a little leftover starter to keep in the jar to keep your culture going with a little buffer. Most sourdough recipes from bread to biscuits call for 1 to 2 cups of starter our classic sourdough recipe uses even less so one batch of starter can make you 2 loaves of sourdough every few days with daily feedings.
Let it rest at room temperature for about 8 to 12 hours until bubbly. That equates to about 23 to 34 cup of water for every cup of flour. As a general rule of thumb the amount you feed your sourdough starter depends on how much of it you have to start with.
Finally time your feedings so they are just when your starter matures not too early and not too late. Or you can stash your starter in the fridge once its established and bake from it once a week. Warm up the water used to do feedings keep your starter insulated or keep it in a proof box.
The amount of starter you feed depends on how much bread you usually make but this is the basic formula. Our how to video on feeding a sourdough starter offers helpful tips and instructions. Second keep your starter nice and warm 780f 250c to 800f 260c if possible.
To a scant 14 cup 175 ounces49 grams starter add 13 cup 175 ounces49 grams flour. Sourdough starter should be fed 1 2 times daily if maintained at room temperature or weekly if maintained in the refrigerator. When your smaller sourdough starter is mature it will produce about 55g of starter.
Maintaining your sourdough starter by pj hamel to ready your refrigerated starter for baking.