Ingredients

1 tablespoon olive oil

1 tablespoon white-wine vinegar

2 teaspoons Dijon mustard

Coarse salt and ground pepper

1 head escarole (1 pound), cored, trimmed, and torn into bite-size pieces

1 apple, halved, cored, and thinly sliced

1/2 cup pecans, toasted

Preparation

In a large bowl, whisk together oil, vinegar, Dijon, and 1 tablespoon water; season with salt and pepper. Add escarole, apple, and pecans. Toss, and serve immediately.