Cold- brewed coffee does have one very unique disadvantage – it can take anywhere from 12 to 24 hours to make, but not anymore! Anova makes quick work, delivering delicious results in only two hours . Cold-brewed coffee is a perfect alternative to high-heat drip coffee – when brewed properly the results are a full flavored cup of Joe minus the bitter, high-acid components that can be problematic for some people. Cold-brewed coffee has a very distinct advantage of being able to be prepared in bulk and then refrigerated for days without losing its fresh qualities.