Food & Cooking Recipes Soups, Stews & Stocks Soup Recipes Soba and Sweet Potatoes in Miso-Lime Broth By Martha Stewart Editors Martha Stewart Editors Facebook Instagram Twitter Website An article attributed to "Martha Stewart Editors" indicates when several writers and editors have contributed to an article over the years. These collaborations allow us to provide you with the most accurate, up-to-date, and comprehensive information available.The Martha Stewart team aims to teach and inspire readers daily with tested-until-perfected recipes, creative DIY projects, and elevated home and entertaining ideas. They are experts in their fields who research, create, and test the best ways to help readers design the life they want. The joy is in the doing. Editorial Guidelines Updated on October 18, 2017 Print Share Share Tweet Pin Email Servings: 4 Cold coming on? This aromatic broth, brimming with vegetables, is just the fix. Ingredients 2 tablespoons extra-virgin olive oil 1 tablespoon freshly grated ginger 4 scallions, whites and greens separated and thinly sliced 3 cloves garlic, minced 4 ounces shiitake mushrooms, trimmed and thinly sliced 1 sweet potato, peeled and diced 4 ounces soba or other buckwheat noodles 2 heads baby bok choy, sliced in ½-inch pieces ½ cup sweet white miso 1 tablespoon fresh lime juice, plus lime wedges for serving Kosher salt Directions In a medium pot, heat oil over medium heat. Add ginger, scallion whites, and garlic and cook until fragrant, about 2 minutes. Add shiitakes and cook until tender, about 2 minutes. Add sweet potato and toss to coat. Add 6 cups water and bring to a boil, then reduce heat and simmer until sweet potatoes are tender, 6 to 8 minutes. Meanwhile, cook soba according to package instructions. Drain and rinse well with cold water. Set aside. Add bok choy to soup and cook until tender, about 2 minutes. Stir in cooked soba. Remove 1 cup hot broth and whisk with miso until smooth, then stir into soup. Add lime juice and season with salt. Serve with scallion greens and lime wedges. Marcus Nilsson Print