The trick though is to make sure you save them for use later. If you have a coffee filter handy, here's one way to save them before they head down the drain.

We got insight from a professional cleaner on why it's damaging to flush leftover coffee grounds down the sink, and what to ...

Cowboy coffee can be made over the campfire or camp stove with just water and coffee grounds. You’ll need a pot for boiling water, but there’s no coffee filter required with this simple method.

And depending on how much you use, you might end up with a mess of soggy coffee grounds to clean out of your tub or sink, especially if you don't have a strainer in place.

"Omg, I always put mine down the sink," said one shocked viewer of the video on TikTok.

Learn how to make cowboy coffee over a campfire using three different methods — including ingredients and instructions.

We got insight from a professional cleaner on why it's damaging to flush leftover coffee grounds down the sink, and what to do with them instead.