[header] How to clean leeks [title] Cut off the portion of the leek with the roots. [step] You will be cutting just above the base. [title] Cut off the dark green, stalky portion of the leek at the top. 
[step] You will be left with just the white and light green portions of the leek. [title] Slice the remaining portion of the leek in half lengthwise from the light green top down to the white base.