Radicchio, a type of endive, looks like a small, loose-leaf cabbage with smooth, tender leaves. Two common radicchios are a ruby-red variety with broad, white veins and one with leaves speckled in shades of pink, red and green.
How to Buy
Buy radicchio that has crisp, full-colored leaves and no browning.
How to Store
Refrigerate in a plastic bag up to a week.