Ingredients

2 teaspoons Dijon mustard

2 tablespoons champagne or white-wine vinegar

1/4 cup extra-virgin olive oil

Salt and pepper

2 tablespoons minced shallot

1 pound snow peas, thinly sliced lengthwise

2 tablespoons chopped fresh tarragon

Preparation

In a large bowl, whisk together mustard, vinegar, and oil; season with salt and pepper. Add shallot, snow peas, and tarragon and combine.