With the right sharpener, you can make your blades last forever. Since traditional sharpeners don’t work when used on serrated knives, most home cooks find these blades difficult to keep sharp.

This is how chefs sharpen serrated knives at home.

Sharpening a regular knife blade is relatively straightforward, especially if you are using a pull-through sharpener. Though, even if you are using a whetstone, the long, continuous strokes required ...