Ingredients

  • 2 tablespoons minced shallot (about 1/2 large shallot)
  • 1/8 teaspoon salt
  • 2 tablespoons sherry vinegar
  • 2 teaspoons grainy Dijon mustard*
  • 1/4 cup extra-virgin olive oil
  • 4 cups baby spinach leaves
  • 2 cups arugula leaves
  • 1 cup loosely packed celery leaves
  • 1 semitart apple, such as Braeburn, diced (about 2 cups)
  • 4 ounces Gorgonzola cheese, crumbled

Method

  • Combine first 3 ingredients in a small bowl, and let stand at least 10 minutes to soften. Whisk in mustard and olive oil.
  • Combine spinach, arugula, and celery leaves in a large bowl. Add apple and cheese. Dress salad with vinegar mixture, toss, and serve immediately.
  • *For testing purposes, we used Grey Poupon brand Country Dijon Mustard.