Ingredients

1/4 cup white-wine vinegar

2 tablespoons Dijon mustard

Coarse salt and ground pepper

1/2 cup olive oil

1 pound frisee, trimmed and roughly torn

1 bunch fresh chives, cut into 1-inch lengths

Preparation

In a blender (or screw-top jar), combine vinegar and mustard. Season with salt and pepper, and blend well to combine. Add oil, and blend until combined and thickened.

Place frisee and chives in a large serving bowl; toss with vinaigrette, and serve.