From the Japanese words dai (large) and kon (root), this vegetable is in fact a large oriental radish with a sweet, tangy flavor. The daikon's flesh is crisp, juicy and white, while the skin can be either creamy white or black. Selection: Choose firm, smooth roots which have a luminous gleam, not a flat opacity, which indicates a long storage time. Storage: Oriental radishes have a short shelf life, as they quickly dry out and become limp. Keep wrapped in plastic in vegetable crisper up to...