KitchenAid Pro Line Cordless Hand Blender

Immersion blenders allow you to puree and blend directly in pots and pans. Powered by a 12-volt lithium-ion battery, this cordless, rechargeable model one-ups other designs with an interchangeable-blade system: The S-shaped, multipurpose, and beater blades pop off without tools. A total of five attachments, five speeds, and two blending arms of varying heights give cooks an easy-to-use system for a range of basic kitchen tasks, from blending, chopping, and whisking to shredding, frothing, and pureeing. [$350; kitchenaid.com]