I am not sure why, but I had always thought that sharpening a knife would be super hard.

Surprisingly, it is not hard to sharpen a knife using a coffee cup.

Yes, the only stipulation is the fact that the coffee cup needs to be ceramic.

How To Sharpen Knives Using A Coffee Cup - Easy Way To Sharpen Scissors - Cheap Way To Sharpen A Knife

Image By: Blainenp Via YouTube

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This is a great idea, it works really well.

https://www.youtube.com/watch?v=oRVgxMTVsg4

How To Sharpen Knives Using A Coffee Cup - Easy Way To Sharpen Scissors - Cheap Way To Sharpen A Knife

How To Sharpen Knives Using A Coffee Cup - Easy Way To Sharpen Scissors - Cheap Way To Sharpen A Knife