Have you ever been in a situation where you needed to sharpen your knife but didn’t have a knife sharpener handy?

As long as you have a coffee cup, you’re mere seconds away from once again having a sharp knife. It might sound crazy, but in the blink of an eye, you can have a knife to finish field dressing your deer, doing camp chores, or filleting the fish.

Watch this video to learn how to do it.

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