Active Time

　　10 min

　　Total Time

　　10 min

Ingredients

　　1/4 cup white-wine vinegar

　　2 tablespoons finely chopped shallot

　　1/2 teaspoon salt

　　1/2 teaspoon Dijon mustard

　　1/4 teaspoon black pepper

　　3/4 cup olive oil

　　Whisk together vinegar, shallot, salt, mustard, and pepper until salt is dissolved. Add oil in a slow stream, whisking until emulsified.

　　Cooks' note:

　　Dressing keeps, covered and chilled, 1 month.