1 tablespoon sherry vinegar or champagne vinegar

1 teaspoon balsamic vinegar

1 tablespoon freshly squeezed lemon juice

1 small garlic clove, green shoot removed, pureed (optional)

2 teaspoons Dijon mustard

Salt and freshly ground pepper to taste

2 tablespoons walnut oil

5 tablespoons extra virgin olive oil

4 to 5 cups chopped bitter lettuces such as radicchio, endive or escarole

2 crisp, tart, juicy apples, cut in small dice (1/4 inch)

1/2 cup chopped walnuts

1/2 cup crumbled blue cheese or feta

1/4 cup chopped fresh parsley or a mix of parsley, chives and tarragon

Chopped Salad With Apples, Walnuts and Bitter Lettuces