What am I talking about when I say the most essential kitchen tool? You may think I'm referring to your mixer, whisk or pots and pans. These are all super important tools as well, but there is a more essential kitchen tool that ranks above them all. Your kitchen knife! If you have a good knife, you are 50% on your way to becoming a whiz in kitchen. The importance of a good knife is more emphasized in the culinary field i.e. professional kitchens than it is for home cooks. But this is a common mistake home cooks make. Many purchase what they think is the cutest knife, instead of what will be the most useful. To properly understand what makes a good knife, let's break down the anatomy of a knife.