Prep Tools

Can Opener

Opens tins cleanly without jagged, dangerous edges

Cuts open canned goods quickly and, with a smooth-edge model, leaves no sharp rim to catch a finger. A comfortable turning knob makes a difference if your hands tire. Keep the cutting wheel clean and dry so it stays sharp.

A can opener cuts open tinned goods quickly, and a smooth-edge model leaves no sharp rim to catch a finger or snag a sponge. A comfortable turning knob makes a real difference when your hands tire or you open a lot of cans. Keep the cutting wheel clean and dry and it'll stay sharp and reliable for years.

Types & varieties

Top-cut (standard)

Wheel cuts down through the lid, leaving a slightly sharp edge. The familiar workhorse.

Smooth-edge (side-cut)

Cuts the side seam below the rim so the lid lifts off with no sharp edge — safest.

Electric can opener

Hands-free; helpful for limited grip strength, but bulky and another thing to store.

Butterfly / key opener

Compact manual style; common on multi-tools and camping kits.

What to look for

A smooth-edge opener is worth the small premium — no jagged rim means safer handling and a lid you can press back on to store leftovers. Beyond that, judge it by the knob: a large, easy-turning handle and a comfortable grip make the job painless, especially if arthritis or weak hands are a factor.

Smooth-edge cut for safety and reusable lids
A large, easy-turning knob saves your hands
Cushioned grips for comfort and control
Stainless cutting wheel that wipes clean and won't rust

Common uses

Opening cans of beans, tomatoes, and cornOpening canned fish, stock, and coconut milkDraining canned goods through a small openingResealing with a clean smooth-cut lid for fridge storageOpening pet food and pantry tins

Tips & pitfalls

A smooth-edge opener leaves a lid with no sharp rim — safer and easy to press back on.
Wipe and dry the cutting wheel after use; trapped food rusts and dulls it.
If the wheel slips and won't bite, it's dull or gummed up — clean or replace it.
Open the can a hair, drain off liquid through the gap, then finish for less mess.
Use the leftover smooth lid to press the contents down when draining.