Food & Cooking Recipes Healthy Recipes Vegan Recipes Herb-Roasted Sweet Potatoes 3.4 (84) 4 Reviews By Martha Stewart Test Kitchen Martha Stewart Test Kitchen The recipes developed by our test kitchen team have undergone a rigorous process of development and testing, ensuring that every element is optimal, from ingredient amounts to method and cooking time. This process includes triple-testing recipes to ensure they meet our high standards. The many stellar cooks and food editors who have been part of our team include Sarah Carey, Lucinda Scala Quinn, Jennifer Aaronson, Shira Bocar, Anna Kovel, Greg Lofts, Riley Wofford, Lauren Tyrell, and Lindsay Leopold. Editorial Guidelines Updated on May 16, 2017 Print Rate It Share Share Tweet Pin Email Photo: LISA HUBBARD Servings: 4 Roasted sweet potatoes are flavored with thyme, garlic and red pepper. Ingredients 4 medium sweet potatoes, peeled and cut into 1 ½-inch rounds 3 tablespoons olive oil 1 tablespoon fresh thyme leaves, plus a few sprigs for garnish 2 small cloves garlic, minced ¼ teaspoon crushed red-pepper flakes 1 teaspoon coarse salt Directions Preheat oven to 400 degrees. In a medium bowl, toss the sweet-potato rounds with olive oil, thyme, garlic, red pepper, and salt. Transfer to a rimmed baking sheet, garnish with thyme sprigs, and place in oven. Roast until tender and starting to brown, 40 to 45 minutes. Transfer to a platter, and serve. Rate it Print