Sanitize with vinegar or a diluted bleach solution
Check for rust or dull blades
If the blades are damaged or unsafe, it’s best to recycle the tool safely.
Onion Slicer vs. Mandoline vs. KnifeOnion Slicer vs. Mandoline vs. Knife
Tool Advantages Disadvantages
Onion/Veggie Slicer Simple, safe, affordable, easy to clean Usually only one slice thickness
Mandoline Adjustable thickness and versatile Higher risk of cuts; harder to clean
Chef’s Knife Full control and no gadget required Requires skill and more time
