When you learned how to cook, did somebody should you the correct way to slice and dice your veggies? If you were lucky enough to have a knowledgeable teacher, maybe you did, but those of who are self-taught have just made our way hacking our greens the best way we could figure out. It’s time to be real grown-ups and learn the correct techniques! Luckily, Buzzfeed Blue is here with a video to show us the six smartest, safest, and most efficient ways to chop everything from onions to leafy greens. Learn with us!