Have you ever looked at your chef's knife and wondered when you'll have to replace it? Here's what you can expect provided ...

But a good kitchen knife is only worth the cost of admission if you properly care for it and there's definitely a learning curve. I am, admittedly, the pot calling the kettle black. I've ruined plenty ...

We tested popular knife brands including Wüsthof, Mercer and Shun to see which cut through food like it's Marshmallow Fluff.