Radicchio are available all year; substitute witlof if you can’t find any that are in good shape.
Ingredients
Sherry dressing
Method
Main
1.Combine cabbage, radicchio and radish in a bowl of iced water, stand until crisp (5-10 minutes).
2.Meanwhile, for sherry dressing, process garlic, vinegar and yolks in a food processor until combined. With motor running, add oil in a thin steady stream until thick and emulsified, stir through sherry, season to taste.
3.Drain cabbage mixture, dry in a salad spinner, add to a bowl with onion. Add sherry dressing, toss to combine, transfer to a serving bowl, scatter with herbs, nuts and seeds.