Hi!
I'm looking to create a cold brewed tea that I will bottle and sell.
I've read that pasteurising and adding a preservative is necessary (citric acid, in this instance).
I was curious, though. How do I test for pathogens and microbial growth?
I'm looking to create a cold brewed tea that I will bottle and sell.
I've read that pasteurising and adding a preservative is necessary (citric acid, in this instance).
I was curious, though. How do I test for pathogens and microbial growth?