Popsugar Living Cooking Basics How to Clean Leeks Take Leeks From Gritty to Squeaky Clean May 17, 2018 by Nicole Perry View On One Page Photo 5 of 8 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Slice into Half-Moons Bundle the leeks together and cut down to desired size (1/2-inch slices are a good starting point). Previous Next Start Slideshow Cooking BasicsCooking TipsHow-TosLeeksKnife Skills