To make the perfect sourdough bread ... for the starter you will only have to add a small amount of the starter to each bread ...

You made a sourdough starter ... reserved from a previous batch of bread so it can ferment by itself before being added to a new batch of dough. There's no starter to feed with this method ...

[Justin Lam] created a wonderfully-detailed writeup of his Smart Sourdough Lid project, which was created out of a desire to get better data on the progress and health of his sourdough starters ...