Close

Photo: Getty Images / matty2x4 / iSebastian

Close up on the opening of a blender with egg shells falling in

I was blown away when I recently learned that I could beusing said shells for garden fertilizer(brilliant!), and my ears perked up when I heard about another option: You can use eggshells to sharpen blender blades!

This solution is perfect for those of us who have a meansmoothie habit—I put my blender through the paces once per day, every day, to meet myfruit consumptionneeds for the day in one fell swoop. All this is to say, my blender could use some love, so I was eager to learn about this free blade-sharpening habit.

The Best Blenders, According to Our Test Kitchen

To put this strategy into practice, simply save your used eggshells in a zip-top bag or lidded container in the freezer. (This will prevent any stuck-on egg or organic matter from potentially spoiling in the meantime.) Then when you feel like your blades could use honing, forge ahead:

Important note: Full, unpulverized eggshells should not be placed down the garbage disposal on a regular basis. While one or two every so often is probably fine, tossing too many eggshells into the disposal at once can lead to clogs,Consumer Reportsconfirms.

Then simply clean the blender with soap and water, dry well and prepare to make quick work out of your next round of fruit smoothies orpureed soup!

Now that you know one more thing that you can—and should!—toss into your blender, study up on11 things you should never put in your blender.

Was this page helpful?Thanks for your feedback!Tell us why!OtherSubmit

Was this page helpful?

Thanks for your feedback!

Tell us why!OtherSubmit

Tell us why!