Ingredients

3 medium leeks, white and pale-green parts only, halved lengthwise and thinly sliced into half moons (about 2 cups)

1 tablespoon extra-virgin olive oil

1 teaspoon kosher salt

12 ounces asparagus, trimmed and cut into 1-inch pieces (about 2 1/2 cups)

1 cup water

6 ounces sugar snap peas, cut into 1-inch pieces (about 1 1/2 cups)

8 radishes, quartered

1 teaspoon Dijon mustard

1 tablespoon unsalted butter

1 tablespoon minced fresh herbs, such as chives and tarragon

Preparation

Soak leeks in cold water for 5 minutes; lift out and drain. Repeat until no grit remains on bottom of bowl. Set aside.

Heat oil in a large skillet over medium-highheat. Add leeks and salt and sauteuntil leeks are tender, about 2 minutes. Stirin asparagus, then water. Simmer coveredfor 2 minutes. Add snap peas and radishes,cover, and simmer for 2 minutes more.

Stir in mustard until well combined, then swirl in butter and herbs. Serve immediately.