Here is a new twist on sanitizing caps (no pun intended). I have always sanitized everything I could including caps. I have though, almost talked myself out of sanitizing the caps. Every time I soak the caps in sanitizer, brown spots that look like rust appear in my sanitizer. I have done a...
I'm new to yeast starters and was wondering if a 1 liter flask is large enough for a 1 liter yeast starter or should I use a 2 liter flask to allow for expansion?