I learned quickly during my early days of cleaning up after myself in the winery that a carboy brush is designed to spackle the walls, surrounding cabinets and the user with undesirable crustiness from within the carboy interior. Sure, a brush does a good job of cleaning the major gunk out, and it’s cheap, but after a few messy cleanups I was sure that there must be a better way to clean a carboy. I scrounged DIYs on various Internet forums in search of that better way and found that soaking the carboy with OxiClean overnight seemed to be the default method for most folks. So for my next few batches, I did just that — I waited. I’d fill a carboy up halfway with some sort of detergent then carefully flip it over and balance it in a bucket to let the suds do the work. Most of the time the place I picked to let the carboy sit and clean itself was in my way (or worse, in the way of my wife, but I didn’t dare move
Technique