You can keep the sourdough starter for 30 days. During this time the starter must be fed twice a day. You will get a new sourdough starter after 30 days when you get ready to bake the bread.
Yes, you can use it the next day. A sourdough starter is used to make this bread. Provided that you look after your sourdough starter, feed it, and keep it growing in the conditions it likes, then there is no reason why this one starter can not be used again and again and again. Some people have starters they made themselves, and they are over 15 years old. With a sourdough starter, the flavour can change over time, reflecting the yeasts that are in your home. If your started develops a taste you don't like then you may want to create a new starter. http://www.sourdoughhome.com/startingastarter.html - will give you more information on how to create a sourdough starter.
It is no good it has spoiled
yes, yes it can!
Sourdough starter.
For yeast-based doughs such as bread dough, a starter usually consists of yeast, sugar, water, and a small amount of the flour you'll be using in the finished baked good. This is sometimes referred to as a sponge. Sourdough bread is usually created using a starter like this. Some people keep their sourdough starter going for months or even years, since yeast are a living plant. They store the starter in the refrigerator, and replenish it with additional components as needed.
Sourdough is a type of bread made with yeast starter instead of dry yeast. Starter is for yeast bread and baking powder and soda are for quick breads and cookies. They are not interchangeable.
In Germany its called Sauerteig, but its a different style of bread compared to San Fransico Sourdough. Your best bet is to make starter and bake a loaf yourself!
The oldest sourdough starter is believed to be around 4,000 years old. It traces back to ancient Egypt and has been passed down through generations of bakers.
The term "mother", when used in reference to baking, refers to the rising agent "sourdough starter".
When making sourdough bread you must allow an extra 3-4 days to allow the yeast to ferment in the sourdough starter. Further, the rise time for the dough while baking is longer. Hope this helps!
One can find recipes for a sourdough starter on many different recipe websites. These websites include All Recipes, Nourished Kitchen, and King Arthur Flour. On top of this many recipe books can hold recipes for the desired dish.
Sourdough biscuits are biscuits made out of sourdough.