Active time: 15 min Start to finish: 40 min

　　

Ingredients

Makes 4 servings

　　2 lb sweet potatoes, peeled and cut into 3/4-inch pieces

　　3 tablespoons extra-virgin olive oil

　　3/4 teaspoon salt

　　1/4 teaspoon cayenne

　　1/2 teaspoon finely grated fresh lime zest

　　1 tablespoon fresh lime juice

　　1/4 cup chopped fresh cilantro

　　

Step 1

Put oven rack in lower third of oven and preheat oven to 425°F.

　　

Step 2

Toss sweet potatoes with 2 tablespoons oil and 1/4 teaspoon salt in a shallow baking pan. Arrange potatoes in 1 layer and roast, stirring halfway through roasting, until tender, about 25 minutes total. Stir together cayenne, zest, and remaining 1/2 teaspoon salt in a small bowl. Whisk together lime juice and remaining tablespoon oil in a medium bowl, then add potatoes. Sprinkle with cayenne mixture and cilantro, stirring gently to combine.