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Mashed Sweet Potatoes with Miso Butter (5 Ingredients) Recipe

5 from 139 reviews

Mashed Sweet Potatoes with Miso Butter is a simple 5-ingredient side dish that balances natural sweetness with a savory depth from white miso paste. Perfect for holiday entertaining or easy weeknight dinners, this recipe uses steaming for perfectly soft sweet potatoes and a velvety mash enhanced by umami-rich miso butter, creating a unique and crowd-pleasing flavor profile.

Ingredients

Scale

Sweet Potatoes

  • 3 large sweet potatoes, peeled and cut into 1-inch pieces

Miso Butter

  • 3 tablespoons unsalted butter
  • 1 tablespoon white miso paste

Other

  • 1/4 cup vegetable broth (or buttermilk, dairy milk, or unsweetened nut milk as alternatives)
  • 1/2 teaspoon salt, or to taste

Instructions

  1. Prepare Sweet Potatoes: Peel and cut the sweet potatoes into 1-inch pieces to ensure even cooking.
  2. Steam the Potatoes: Place the cut sweet potatoes into a steamer basket. Fill a large pot with boiling water and set the steamer basket on top. Cover and steam the potatoes for about 30 minutes, or until they are very soft and easily pierced with a fork.
  3. Mash the Potatoes: Transfer the steamed potatoes to a bowl. Using a ricer, potato masher, blender, or food processor, mash the potatoes to your desired texture. For a creamy and velvety texture, a blender or food processor is recommended; for a chunkier, rustic mash, hand-mash with a masher.
  4. Mix in Flavorings: Add the vegetable broth, unsalted butter, white miso paste, and salt to the mashed sweet potatoes. Stir well to combine all ingredients evenly, allowing the miso butter to impart a deep umami flavor and creaminess.
  5. Adjust and Serve: Taste and adjust seasoning if needed. Serve warm as a flavorful side dish ideal for holiday meals or a comforting weeknight dinner.

Notes

  • Steaming sweet potatoes is preferred for the most consistent texture, but boiling, roasting, or microwaving are suitable alternatives.
  • White miso paste is milder and sweeter than darker miso varieties, preserving probiotic benefits when used in non-heated dishes.
  • Miso butter can be doubled and used as a flavorful topping for roasted vegetables or grilled proteins.
  • Substitute the vegetable broth with buttermilk, dairy milk, or unsweetened plant-based milk depending on dietary preference.
  • Adjust salt quantity carefully since miso paste already contains salt.

Keywords: mashed sweet potatoes,miso butter,holiday side dish,easy mashed potatoes,umami sweet potatoes,simple side dish,vegetarian side