23 kitchen gadgets that can be replaced with a simple knife

This mandolin comes with a vegetable cutter, cheese slicer, and julienne slicer. But all of this could easily be done with a knife.

If you still want to buy it: $20

While an apple slicer makes perfectly portioned apple slices, it’s really not necessary when you can core and slice that apple yourself.

Here's how it's done.

If you still want to buy it: $12

This 3-in-1 avocado slicer claims to help you split, pit, and slice your avocados "safely and effectively." Your knife is also a 3-in-1 tool that does all of these things.

If you still want to buy it: $10

In the time it takes for you to find this banana cutter in your kitchen, you could have already cut your banana with a knife.

If you still want to buy it: $6

Be honest: Do you really need a special cutter to slice strawberries? Of course not. Slice them the old-fashioned way with a knife.

If you still want to buy it: $15

Same goes for this strawberry-hulling gadget. Why spend $6.50 for a tool that can only do one thing?

If you still want to buy it: $6.50

This grape and cherry tomato slicer is kind of a neat idea, but you could save yourself the $10 and do it with two plates and a knife instead.

Instructions here.

If you still want to buy it: $10

Pizza cutters are a staple in American kitchens, but completely unnecessary if you have a big chef’s knife.

Just use your knife like to a rocking pizza cutter. Don't saw back and forth or the cheese will slide around.

If you still want to buy it: $15

With a well-sharpened knife, slicing a tomato is not hard at all. And you can use your hand to keep it in place.

If you still want to buy it: $10

You don't need a bagel cutter to get a perfectly sliced bagel. You'll save yourself counter space by using your knife instead.

If you still want to buy it: $33

No one needs a butter cutter. A "butter cutter" already exists. It’s called a knife.

If you still want to buy it: $17

A melon baller is a fine instrument, but this melon peeler seems like too much work.

Plus, you can cut the fruit from the tough skin easily enough with knife.

If you still want to buy it: $3

Chopping and cooking with garlic can make your hands smell, but a cute little garlic chopper likely won’t make much of a difference if you’re still handling it.

Instead, use a high-quality knife to chop up the garlic and try not to touch the cloves too much with your fingers.

If you still want to buy it: $11

Speaking of garlic: Skip clove-peeling gadgets like this one.

It's simple to peel garlic using the flat edge of your knife. Here's how.

If you still want to buy it: $4

Unless you eat hard-boiled eggs everyday, you'd probably never use this egg slicer and wedge.

And if you did, you could just do all of this with a knife anyway.

If you still want to buy it: $15

This mango slicer claims to remove the pit and slice the mango all in one smooth motion. You could also just cut up your mango and de-pit it with your knife.

If you still want to buy it: $7

While anyone with braces might appreciate a tool that cuts the kernels from a corn cob, it's really not that hard to do yourself.

Just be careful. Pro tip: Use a bundt dish to catch the kernels.

If you still want to buy it: $8

This slicer can only cut cylinder-shaped foods. A knife, on the other hand, can cut all foods.

If you still want to buy it: $6

You could add this fancy spritzer attachment to a lemon...or you could just halve it with a knife and squeeze out the juice with your hands.

If you still want to buy it: $10

This pepper corer can't do anything a knife can't.

If you still want to buy it: $5

These herb scissors certainly look cool, but they're a lot harder to clean than a standard knife.

If you still want to buy it: $10

A good paring knife will easily peel and slice a kiwi, no gadgets required.

If you still want to buy it: $8

Last but not least, a company created an orange peeler tool that says it's "perfect for men without fingernails or women who don’t want to damage theirs."

Let's just use our knives, shall we?

If you still want to buy it: $1

For more from INSIDER kitchen, click here.