Instructions

  1. Bring an inch of water to a boil in a large saucepan fitted with a steamer basket. Add green beans, cover and cook until tender-crisp, 5 to 7 minutes. Remove from the heat.
  2. Meanwhile, whisk dill, shallot, oil, lemon juice, mustard, salt and pepper in a large bowl.
  3. Add the green beans and toss to coat. Let stand about 10 minutes before serving to blend flavors.