Our previous winner billed itself as “magic,” but our test cooks found it confusing to use. We went back into the lab and found a can opener that was intuitive and easy to operate.
What We Learned
The can opener has evolved from a rudimentary bayonet-sickle hybrid to today's more modern design, which typically has a propeller-like knob called a driving handle that users turn to move a small, circular blade around the top of a can. Traditional can openers puncture the top and remove the metal lid inside the can's rim. Safety can openers cut into the side of the can at the top ...