Sweet Potato Salad with Soy Sauce, Sriracha, and Peanuts

Ingredients

• 3 pounds sweet potatoes, peeled and cut into ¾-inch pieces
• 3 tablespoons plus ¼ cup extra-virgin olive oil, divided
• 2 teaspoons table salt
• 3 scallions, sliced thin
• 3 tablespoons lime juice (2 limes)
• 1 jalapeño chile, stemmed, seeded, and minced
• 1 tablespoon soy sauce
• 1 tablespoon sriracha
• 1 teaspoon sugar
• 1 garlic clove, minced
• 1 teaspoon grated fresh ginger
• 1/2 cup fresh cilantro leaves and stems, chopped coarse
• 1/2 cup salted dry-roasted peanuts, chopped