We don't live in goshdang caves anymore, so why are you cutting your food like you just discovered fire? Instead of just a knife and a cutting board, fill up your kitchen drawers with a whole array these incredibly specific items that do only one thing!
Pineapple slicer. Don't slice your 'napples like a Neanderthal.
Source: amazon.com
Another pineapple slicer
Source: amazon.com
Strawberry stem remover, duh.
Source: amazon.com
Single cherry pitter
Source: amazon.com
My Crowded Head 