Alton Brown has become best known as the host of the Food Network's "Iron Chef America" program. But he's also a damn fine cook with his own show, "Good Eats." With that show he became synonymous with flawless technique and no nonsense cooking. He is also a champion against the kitchen villain known as the "unitasker" — those gadgets that only do one thing and take up too much space in the one room in the house where organization is key. I have seen enough kitchens in my time — professional or otherwise — to know not only a unitasker when I see one, but a useless gadget as well. They have no business being in your kitchen. Here are nine of them: 1. Margarita machine You don't need this. You need a good blender. A good blender can help you create everything from soups and sauces to margaritas and milkshakes. There are many good blenders on the market, but most pros swear by VitaMix or BlendTec. Be prepared to spend around $500 for either one. That's right. $500. But it's the last blender you'll ever buy. Anyone who has ever struggled with a stubborn smoothie or a leaky blender will immediately appreciate the quality of these machines.