Techniques
Food Safety
Tip
Beginner
under a minute

Rinse onions to remove black powdery coating before cutting

Rinse onions to wash away any black powdery coating before you start cutting.

Give onions a quick rinse to remove the black powdery coating described in the video as possible fungal activity.

The short version

  • Quick rinse before cutting removes surface residue

What you need

  • water

What goes wrong

Cutting onions with surface residue still on them

Rinse briefly and dry/handle as needed before slicing

Why it works

Rinsing physically removes surface residue before it gets onto your board or into food.

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